Answer:
Step-by-step explanation:
3x+23/54
Find the equation that can represent the situation if the sum of two numbers is 56. We also know that the greater number is 4 more than the smaller number.(5 points)
a
x - (x + 4) = 56
b
x (x - 4) = 56
c
x (x + 4) = 56
d
x + (x + 4) = 56
Answer:
is question correct
the y intercept of G(x) in G(x) = 3x -2 is
Answer:
-2
Step-by-step explanation:
G(x) = 3x -2
Let x = 0 to find the y intercept
G(0) = 3(0)-2
=-2
Can someone please help me ASAP?? It’s due tomorrow!! I will give brainliest If It’s correct.
Hey there!
Formula: 1/2 * base * height = area
Equation: 1/2 * 6 * 8
Simplifying:
1/2 * 6 * 8
= 1/2 * 6/1 * 8/1
= 1 * 6 * 8 / 2 * 1 * 1
= 6 * 8 / 2 * 1
= 48 / 2
= 24
Therefore, your answer should be:
24 square units
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
Hi! If you know angles this is the perfect question. Please help thank you!!! <3
Answer:
x = 60
Step-by-step explanation:
Add up all the angles, they make 360 since it forms a full circle
(2x-10) + (2x+40) +90 = 360 Combine like terms
4x + 120 = 360 solve for x
4x = 240
x = 60
the test in an if function must evaluate to either a true or a false.
Yes, the test in an "if" function must evaluate to either a True or a False value.
An "if" function, also known as a conditional statement, is used to perform specific actions based on whether a certain condition is met or not. The test or condition within the "if" function needs to be evaluated as either True or False in order for the program to decide which action to execute. If the test evaluates to True, the program will perform the action within the "if" block, and if it evaluates to False, it will either execute the action in the "else" block (if present) or simply skip the "if" block.
When using an "if" function in programming, it is essential for the test or condition within the statement to result in a boolean value, which is either True or False. This is because the program needs to determine whether the condition is met or not, so it can decide which set of actions to execute. If the condition evaluates to True, the code within the "if" block will be executed, while if it evaluates to False, the code within the "else" block (if present) will be executed, or the "if" block will be skipped altogether.
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Which ordered pair is a solution of thisequation?8x + 7y = -50Click on the correct answer.(-6,-1)(0,-6)(-6,0)(-1,-6)
Given the equation:
8x + 7y = -50
We will check the options to find which order pair is the solution of the equation
Point (-6 , -1)
8 * -6 + 7 * -1 = -48 - 7 = -55 ≠ -50
Point ( 0 , -6)
8 * 0 + 7 * - 6 = -42 ≠ -50
Point (-6, 0 )
8 * - 6 + 7 * 0 = -48 ≠ -50
Point (-1 , -6)
8 * -1 + 7 * -6 = -8 - 42 = -50
so, the order pair which is a solution for the equation is (-1 , -6 )
What is the value of a for the 90% confidence interval?
A 90% confidence interval will use the same z-score as 95% of the data. 0.95 is exactly between the z-scores of 1.64 and 1.65, so estimate the z-score as 1.645. The z-score associated with a 90% confidence interval is 1.645.
To determine the value of a, we use the formula: a = z*(standard deviation/sqrt(n)). The value of a determines the size of the margin of error in our confidence interval.
The value of a is an important component in determining the 90% confidence interval. It is used to calculate the range of values that are likely to contain the true population mean with a certain level of confidence. In other words, it tells us how confident we are that the true population mean falls within a certain range of values. To determine the value of a, we use the formula: a = z*(standard deviation/sqrt(n)), where "z" is a critical value from a standard normal distribution table, "standard deviation" is the standard deviation of the sample, and "n" is the sample size. The critical value "z" is chosen based on the desired level of confidence. In this case, since we are aiming for a 90% confidence level, we would use a critical value of approximately 1.645.
A smaller value of a means a narrower interval, which in turn indicates a higher level of confidence in the interval containing the true population mean. Conversely, a larger value of a leads to a wider interval and a lower level of confidence.
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ASAP PLEASE, WHOEVER ANSWERS ALL 7 CORRECTLY AND QUICKLY WILL GET THANKS, 5 STARS, AND BRANLIEST!!!
Question 1(Multiple Choice Worth 2 points)
(Linear Functions LC)
Which of the following graphs represents a linear function?
coordinate plane with a graph drawn that passes through the points 2 comma negative 2 and 2 comma negative 1 and 2 comma 0
coordinate plane with a graph drawn that passes through the points negative 1 comma 0 and 0 comma negative 2 and 1 comma negative 4
coordinate plane with a graph that passes through the points negative 2 comma 0 and 0 comma negative 4 and 2 comma 0
coordinate plane with a graph that passes through the points negative 3 comma 0 and 0 comma negative 3 and 3 comma 0 and 0 comma 3
Question 2(Multiple Choice Worth 2 points)
(Linear Functions MC)
Which statement best explains whether the data in the following table represents a linear or nonlinear function?
x y
−4 4
−1 2.5
0 2
4 0
The table represents a nonlinear function because the graph shows a rate of change that is decreasing.
The table represents a linear function because the graph shows a rate of change that is increasing.
The table represents a nonlinear function because the graph does not show a constant rate of change.
The table represents a linear function because the graph shows a constant rate of change.
Question 3(Multiple Choice Worth 2 points)
(Linear Functions MC)
Which of the following tables represents a linear function?
x −2 −1 0 1 2
y 5 2 1 2 5
x −2 −1 0 1 2
y 5 3 1 −1 −3
x 3 3 0 3 3
y −2 −1 0 1 2
x 0 1 2 3 4
y 0 −1 2 −3 4
Question 4(Multiple Choice Worth 2 points)
(Linear Functions MC)
Which statement best explains whether the following graph represents a linear or nonlinear function?
coordinate plane with a graph that passes through the points negative 4 comma 0 and negative 2 comma negative 1 and 0 comma negative 2
The graph represents a linear function because there is a constant rate of change.
The graph represents a linear function because the rate of change is not constant.
The graph represents a nonlinear function because there is a constant rate of change.
The graph represents a nonlinear function because the rate of change is not constant.
Question 5(Multiple Choice Worth 2 points)
(Linear Functions LC)
Which of the following equations represents a linear function?
2x − 4 = 6
x = −2
y equals one half times x squared
y equals two thirds times x plus 4
Question 6(Multiple Choice Worth 2 points)
(Linear Functions MC)
Which statement best explains whether the equation y = 3x2 represents a linear or nonlinear function?
The equation represents a linear function because it has an independent and a dependent variable, each with an exponent of 1.
The equation represents a linear function because its graph contains the points (−1, 3), (0, 0), and (1, 3), which are on a straight line.
The equation represents a nonlinear function because it has an independent and a dependent variable, each with an exponent of 1.
The equation represents a nonlinear function because its graph contains the points (−1, 3), (0, 0), and (1, 3), which are not on a straight line.
Question 7(Multiple Choice Worth 2 points)
(Linear Functions MC)
Which statement best explains whether the following table represents a linear or nonlinear function?
x −2 −1 0 1 2
y −4 −2 0 2 4
The table represents a nonlinear function because there is not a constant rate of change in the input values.
The table represents a nonlinear function because there is not a constant rate of change in the output values.
The table represents a linear function because there is a constant rate of change in the input and output values.
The table represents a linear function because there is not a constant rate of change in the input and output values.
Answer:
Step-by-step explanation:
1) = b im doing the test.
2)=The correct option is C) A coordinate plane is shown with a line crossing through the y axis at negative 3 and the x axis at 2.
3) its a
4)b
Given m−3n=s, solve for n .
Answer:
n = -s/3 + m/3
Step-by-step explanation:
Three cell phones were lined up in a row. The Samsung (S) was to the left of the LG (LG) but not necessarily next to it. The blue phone was to the right of the white phone. The black phone was to the left of the iPhone (iP). The iPhone was to the left of the LG (LG). What was the order of the cellphones from left to right?
Solution:
From the first and last statement, "S was to the left of the LG" and "iP was to the left of the LG", it shows that the samsung and iphone were to the left of the samsung and thus, the samsung is the last phone on the right.
Also, the third statement, "the black phone was to the left of the iP" shows that the iphone is not black and thus there is a phone (samsung) to the left of the iphone.
Thus, the arrangement of the phone from left to right is:
Samsung, Iphone, LG or Black, White, Blue
how many cards must be selected from the standard 52 deck to guarantee that at least 3 cards of the same suit are chosen
Nine (9) cards must be selected from the standard 52 deck to guarantee that at least three cards are chosen from the same suit.
What is the pigeon-hole approach?
According to the pigeonhole principle, at least one container must hold more than one item if n things are placed into m containers, where n > m. For instance, if one possesses three gloves but none of them are ambidextrous or reversible, then there must be at least two right-handed gloves or at least two left-handed gloves since there are three items but only two categories of handedness. It is possible to establish potentially surprising consequences using this seemingly obvious assertion, a type of counting argument.
The standard 52 deck has 4 suits of 13 cards each, thus as per n pigeons need to be extracted from p = 4 pigeon-holes; as per established literature above.
∴ [(n - 1) / p] + 1 = 3 ⇒ [(n - 1) / 4] + 1 = 3 ⇒ n - 1 = 8 ⇒ n = 8 + 1 ⇒ n = 9
Therefore, nine (9) cards must be selected from the standard 52 deck to guarantee that at least three cards are chosen from the same suit.
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Hi how’s your day ? Would you like to help me ?
Answer:
Hi
Good
I think its the second but i'm not sure because there are no measurements
Good luck
Random variables X and Y have joint PMF (12+y/14 Px.y (2,y) = 2 = -2,0, 2; y = -1,0,1, otherwise. For random variables X and Y in Problem 6.1.1, find the PMF of W = X +2Y.
the PMF of W = X + 2Y is: P(W = 4) = 1/7. To find the probability mass function (PMF) of the random variable W = X + 2Y, we need to compute the probability of each possible value of W.
1. The values that W can take are -2 - 2, -2 + 2, 0 - 2, 0 + 2, 2 - 2, and 2 + 2, which simplify to -4, 0, -2, 2, 0, and 4, respectively.
2. To calculate the PMF, we sum up the probabilities of all (X, Y) pairs that result in the same value of W.
3. For W = -4, the only (X, Y) pair that contributes is (-2, -1), so P(W = -4) = P(X = -2, Y = -1) = 12 + (-1)/14 = 1/14.
4. For W = 0, we have (X, Y) pairs (-2, 1) and (0, -1), so P(W = 0) = P(X = -2, Y = 1) + P(X = 0, Y = -1) = 1/14 + 1/14 = 2/14 = 1/7.
5. For W = -2 and W = 2, we have (X, Y) pairs (-2, 0) and (0, 0), so P(W = -2) = P(X = -2, Y = 0) = 1/14 and P(W = 2) = P(X = 0, Y = 0) = 1/14.
6. Finally, for W = 4, we have (X, Y) pair (2, 1), so P(W = 4) = P(X = 2, Y = 1) = 2/14 = 1/7.
7. Therefore, the PMF of W = X + 2Y is:
P(W = -4) = 1/14,
P(W = 0) = 1/7,
P(W = -2) = 1/14,
P(W = 2) = 1/14,
P(W = 4) = 1/7.
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What is distance between (3, 8) and (5, 14)? Round to the nearest tenth if necessary (example 5.6).
Answer:
Step-by-step explanation:
1.\left(x_1,\:y_1\right),\:\left(x_2,\:y_2\right):\quad \sqrt{\left(x_2-x_1\right)^2+\left(y_2-y_1\right)^2}
2.\sqrt{\left(5-3\right)^2+\left(14-8\right)^2}
3.2\sqrt{10}
PLEASE HELP ME I WILL GIVE U BRAINLEAST!!!!!
Which trend line is the best model of the data?
A-Line A is the best model of the data.
B-Line B is the best model of the data.
C-Line C is the best model of the data.
DAll three lines equally model the data.
Answer:
Uh if you added a picture I cant see it
Graph B best model the data in the scatter plot.
What is Scatter plot?Points on a scatter (XY) plot depict how two sets of data relate to one another. Each dot in this illustration represents a person's weight in relation to their height. (The information is displayed as "Cartesian (x,y) Coordinates".
Given:
We are aware that the line that best represents the data points is a line of best fit, also referred to as a trend line.
In other words, the points and line are tightly connected.
Other characteristics of a trend line include the requirement that the magnitudes of the positive and negative residual values be equal.
In diagram A large majority of the points are below the line.
Therefore, Graph A is not the right response.
The majority of the points in the graph are above the line.
Graph C therefore cannot be the ideal model.
Since most of the points in graph D are above the line, it is possible that this is not the optimal model.
Hence, Graph B has the number of points above and below the line is equal.
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Factorise :
ab(x^2 - y^2) + (a^2 - b^2)xy = 0
Step-by-step explanation:
abx^2-aby^2+xya^2-xyb^2
abx^2+xya^2-aby^2-xyb^2
ax(bx+ya)-yb(ay+xb)
ax(bx+ya)-yb(xb+ay)
(ax-yb) (bx+ya)
Write the expression ^4√a3 - b3 without radicals, using only positive exponents
1^4√a3-b3 = 1√a x 3 - b x 3 = √3a-3b
Which of the following is true with respect to the following functions: f(x) = 3|x+14 | g(x)= x³ + 3x-14 h(x)=3* +1 i(x) = log4(x - 1) OA. All four functions have curves. OB. g(x) is the only function whose graph has end behaviors that go in the same direction. O C. The graphs of g(x) and f(x) both have end behaviors that go in the same direction. OD. (x) is the only function with a horizontal asymptote.
The answer choice which represents a true statement with respect to the functions is; Choice C; The graphs of g(x) and f(x) both have end behaviors that go in the same direction.
Which statement is true about the functions?It follows from the task content that the functions given are;
f(x) = 3|x+14|
g(x)= x³ + 3x-14
h(x)=3*x +1
i(x) = log4(x - 1).
From the functions given above, it follows that the range of f(x) is all positive real numbers and has an ending behaviour as function g(x) as their ending behaviour indicates ascending slope (positiv slope).
Hence, The graphs of g(x) and f(x) both have end behaviors that go in the same direction.
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is f(x)=0 in the range of the function f(x)=log(x)? if so, for what value of x?
The range of the function f(x) = log does not include f(x) = 0.
No, f(x) = 0 is not in the range of the function f(x) = log(x).
The range of the logarithmic function f(x) = log(x) is the set of all real numbers, except for negative numbers. In other words, the range of f(x) is (−∞, ∞) or { y ∈ R : y > 0 }.
Since the range of the logarithmic function does not include 0, it follows that f(x) = 0 is not in the range of f(x) = log(x). In fact, there is no real value of x for which log(x) equals zero, since log(x) is only zero when x equals 1, and the logarithmic function is not defined for x ≤ 0.
Therefore, f(x) = 0 is not in the range of the function f(x) = log(x).
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R, P, Q act on the base AB, BC, CA triangles ABC in alphabetical order, respectively. Show that P sec A + Q sec B + R sec C = 0, if the fluid of this power system passes through the center of the triangle.
Answer:
(i) In △ABD and △ACD,
AB=AC ....(since △ABC is isosceles)
AD=AD ....(common side)
BD=DC ....(since △BDC is isosceles)
ΔABD≅ΔACD .....SSS test of congruence,
∴∠BAD=∠CAD i.e. ∠BAP=∠PAC .....[c.a.c.t]......(i)
(ii) In △ABP and △ACP,
AB=AC ...(since △ABC is isosceles)
AP=AP ...(common side)
∠BAP=∠PAC ....from (i)
△ABP≅△ACP .... SAS test of congruence
∴BP=PC ...[c.s.c.t].....(ii)
∠APB=∠APC ....c.a.c.t.
(iii) Since △ABD≅△ACD
∠BAD=∠CAD ....from (i)
So, AD bisects ∠A
i.e. AP bisects∠A.....(iii)
In △BDP and △CDP,
DP=DP ...common side
BP=PC ...from (ii)
BD=CD ...(since △BDC is isosceles)
△BDP≅△CDP ....SSS test of congruence
∴∠BDP=∠CDP ....c.a.c.t.
∴ DP bisects∠D
So, AP bisects ∠D ....(iv)
From (iii) and (iv),
AP bisects ∠A as well as ∠D.
(iv) We know that
∠APB+∠APC=180
∘
....(angles in linear pair)
Also, ∠APB=∠APC ...from (ii)
∴∠APB=∠APC=
2
180
∘
=90
∘
BP=PC and ∠APB=∠APC=90
∘
Hence, AP is perpendicular bisector of
Step-by-step explanation:
HOPE ITS HELP YOU
Helpp I only have 1 min
What is the volume of this cone? Use* 3.14 and round your answer to the nearest hundredth. 16 mm
15mm
Step-by-step explanation:
\(volume = \frac{1}{3}\pi {r}^{2} h\)
\( = \frac{1}{3}(3.14) {(15 \: mm)}^{2}(16 \: mm)\)
\( = 3768 \: {mm}^{2} \)
which of the following graphs show a proportional relationship? choose all answers that apply: choose all answers that apply: (choice a) a (choice b) b (choice c) c none of the above
Answer:
B hope this helps
Step-by-step explanation:
Answer: it’s (A)
Step-by-step explanation:
which decimal is greater 7.512 or 7.396
Answer:
7.512
Step-by-step explanation:
because 7.5 is greater than 7.3
PLZ HELP 100 POINTS AND DONT BE MEAN
Answer:
Full drum 80 dollars
one lid missing
earn 10 dollars less
Step-by-step explanation:
We need to find the surface area
SA = 2 pi r^2 + 2 pi rh
The diameter is 2 so the radius = 2/2 =1
SA = 2 * pi * 1^2 + 2 * pi * 1 * 3
= 2 pi + 6pi
= 8pi
Using pi = 3.14
SA = 8 *3.14 = 25.12 ft^2
We get 3.18 per ft^2
25.12 * 3.18 =79.88
To the nearest dollar
80 dollars
If one of the lids is missing
SA = pi r^2 + 2 pi rh
pi + 6pi
7 pi
Using pi = 3.14
SA = 7 *3.14 = 21.98 ft^2
We get 3.18 per ft^2
21.98 * 3.18 =69.90
To the nearest dollar
70
The difference is 10 dollars
Answer:
\(\Huge \boxed{\mathrm{a) \ \$ \ 80}} \\\\\\\\ \Huge \boxed{\mathrm{b) \ \$ \ 10}}\)
\(\rule[225]{225}{2}\)
Step-by-step explanation:
Surface area of the cylinder :
2πr² + 2πrh
The diameter is 2 ft, so the radius is 1 ft.
⇒ 2π(1)² + 2π(1)(3)
⇒ 8π ≈ 25.13
$3.18 is getting payed per square foot.
⇒ 25.13 × 3.18
⇒ 79.9221171073 ≈ 80
If the lid was missing:
πr² + 2πrh
π(1)² + 2π(1)(3)
7π ≈ 21.99
$3.18 is getting payed per square foot.
⇒ 21.99 × 3.18
⇒ 69.9318524689 ≈ 70
The difference :
80 - 70 = 10
$10 less if the lid is missing.
\(\rule[225]{225}{2}\)
Fencing a Garden A determined gardener has 120 ft of deer-resistant fence. She wants to enclose a rectangular vegetable garden in her backyard, and she wants the area that is enclosed to be at least 800 ft2. What range of values is possible for the length of her garden?
The quadratic formula to find the roots:l = (60 ± √(60² - 4(1)(800))) / (2(1))simplify:l = (60 ± √(3600 - 3200)) / 2l = (60 ± √400) / 2simplify:l = 30 ± 10l = 20 or l = 40The length of the garden can be between 20 ft and 40 ft.
The area of a rectangle is the product of the length and width of the rectangle. We can use the formula to write an equation in terms of the length of the rectangle given that the area of the rectangle must be at least 800 ft²:A = lw800 = lwmultiply both sides by w:800/w = lWe know that the gardener has 120 ft of deer-resistant fence.
The perimeter of a rectangle is the sum of the lengths of all four sides of the rectangle. We can use the formula to write an equation in terms of the length of the rectangle given that the gardener has 120 ft of deer-resistant fence:P = 2l + 2w120 = 2l + 2wmultiply both sides by 1/2:60 = l + wsubtract l from both sides:60 - l = wWe want to find the range of possible values for the length of the garden
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Marquetta makes necklaces. Her cost for materials is $4.50 per necklace. She charges that plus a 64% markup. How much does Marquetta charge for a necklace?
Answer:
Step-by-step explanation:
Fat fat fat fat jfjfjfjfjfjfjfmfmfkfkfmfkfmjfmf
The following is a linear inequality: y<6x-4
In the graph, will the line be solid or dashed?
1: Solid
2: Dashed
Answer:
it maybe solid
hope I'm correct if not then I'm sorry but I'm pretty sure it is solid
what percent of 54 is 23? explained
Answer: 42.59
Step-by-step explanation:
Step 1: First, write the problem as an equation: P% = X/Y
Step 2: Here, X is 23, Y is 54, so the equation is P% = 23/54
Step 3: A percent is a ratio of a number expressed out of 100. So P% means P/100
Step 4: Substitute P/100 instead of P% in the above equation, then P% = 23/54 becomes P/100 = 23/54
Step 5: Solve for P
P/100 = 23/54
P = (23/54) * 100 = 42.59
Therefore, 23 is 42.59 percent of 54
what is the least positive number $n$ such that $n 1$ is divisible by 1, $n 2$ is divisible by 2, $n 3$ is divisible by 3, $n 4$ is divisible by 4, and $n 5$ is divisible by 5?
The least positive number n that satisfies all of the conditions is n = 60.
To find the least positive number n that satisfies all of these conditions, we need to find the least common multiple (LCM) of the numbers 1, 2, 3, 4, and 5. The LCM is the smallest positive number that is divisible by all of these numbers.
To find the LCM, we can list the prime factors of each number and then take the highest power of each prime factor that appears in any of the numbers. The prime factorization of each number is:
1: 1
2: 2
3: 3
4: 2 x 2
5: 5
The highest power of each prime factor that appears in any of the numbers is:
2: 2 x 2
3: 3
5: 5
So the LCM is:
\(2 \times 2 \times 3 \times 5$ = 60\)
Therefore, the least positive number n that satisfies all of the conditions is n = 60.
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