Answer:
I would say 2.73 or 2.72 l can never remember which it is
Step-by-step explanation:
Sorry if it’s wrong!!!
Answer:
2.73
Step-by-step explanation:
f(9) =
(Simplify your answer. Type an integer or a fraction.)
Answer:
9f
Step-by-step explanation:
f(9) = f * (9)
a) Multiply.
f * (9) = 9f
A florist sells a dozen roses for $35.40. She sells individual roses for the same unit cost. How much would 18 roses cost?
Answer: 53.1
Step-by-step explanation: Divide 35.40 by 2 to get 17.7. now add 35.40 with 17.7 and you get 53.1
I need help to find the value of X?
9514 1404 393
Answer:
x = 60
Step-by-step explanation:
The angle x is half the sum of the intercepted arcs:
x = (40 +80)/2
x = 60
Given: P(A) = 1
P(B) = 30%. A and B are mutually exclusive events. Find P(A or B).
Answer:
130/100 = 13/10
Step-by-step explanation:
P(A or B)= 1 + 30/100 = 100+30/100 = 130/100
1. Find the value of X (In the picture) (giving points to best answer/brainlest)
Answer:
x = 33
Step-by-step explanation:
The sum of the angles of a triangle add to 180
x+ 32 + 115 = 180
Combine like terms
x + 147 =180
Subtract 147 from each side
x+147-147 =180-147
x = 33
Answer:
x = 33 °
Step-by-step explanation:
we know that sum of inner angle of a triangle is 180 °.
According to the question
115 ° + 32 ° + x = 180 °
Combine like terms
147 ° + x = 180 °
Subtracting each side by 147 °
147 ° - 147 ° + x = 180 ° - 147 °
x = 33°
The sketch shows three adjacent angles.
2 rays go up from a point on a horizontal line, one to the left and one to the right. It forms 3 adjacent angles. Moving clockwise, the angles measure 28 degrees, y degrees, and 36 degrees.
Part A
Which equation can be used to determine the value of y ?
Responses
180°=36°−28°−y° 180 degrees is equal to 36 degrees minus 28 degrees minus y degrees
360°=28°+36°+y° 360 degrees is equal to 28 degrees plus 36 degrees plus y degrees
36°+y°+28°=90° 36 degrees plus y degrees plus 28 degrees is equal to 90 degrees
28°+y°+36°=180° 28 degrees plus y degrees plus 36 degrees is equal to 180 degrees
Question 2
Part B
What is the value of y ?
y=
1) The equation that can be used to determine the value of y is: "28°+y°+36°=180° 28 degrees plus y degrees plus 36 degrees is equal to 180 degrees" (Option D). This is based on the theorem of sum of angles on a straight line.
2) The value of y =116°
The Sum of Angles on a Straight-line theorem states that the sum of angles on a straight line is equal to 180 degrees. This theorem is a fundamental concept in geometry and can be applied in various geometric problems involving straight lines and angles.
Thus, since you have the total angles to be equal to 180◦, thus,
y◦ = 180◦ - 28◦ - 36◦
y◦ = 116◦
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PLEASE ASNWER ASASP!!!!!!!!!!!!!!!!!
x = 100
verticle angles
1. Which of the following will simplify to the
correct solutions of y = 2x2 + 5x - 7?
Answer:
Option B
Step-by-step explanation:
Given quadratic equation is,
y = 2x² + 5x - 7
By comparing this equation with y = ax² + bx + c
a = 2, b = 5 and c = -7
Solution of the polynomial (2x² + 5x - 7) can be determined by the quadratic formula,
\(x=\frac{-b\pm \sqrt{b^2-4ac}}{2a}\)
Substitute the values of a, b and c.
\(x=\frac{-5\pm \sqrt{5^2-4(2)(-7)}}{2(2)}\)
\(=\frac{-5\pm \sqrt{25+56} }{4}\)
Therefore, Option B will be answer.
please help!! find the inverse of image attached :)
The correct answer is option A: "If x doesn't equal 3, then 2x + 5 doesn't equal 11."
What is inverse?More precisely, if f is a function that maps elements from a set A to elements in a set B, then the inverse function of f, denoted as f^(-1), is a function that maps elements in set B back to elements in set A.
According to question:The given statement is: "If x equals 3, then 2b + 5 equals 11."
To find the inverse, we negate both the hypothesis and the conclusion of the statement and switch their order:Inverse: If x does not equal 3, then 2b + 5 does not equal 11.Therefore, the correct answer is option A: "If x doesn't equal 3, then 2x + 5 doesn't equal 11."
The inverse function f^(-1) is defined such that f(f^(-1)(x)) = x for all x in B, and f^(-1)(f(x)) = x for all x in A. In other words, applying the inverse function to the output of the original function returns the input value.
The existence of an inverse function depends on the properties of the original function. For example, a function must be one-to-one (or injective) to have an inverse function, which means that each input maps to a unique output. If a function is not one-to-one, then its inverse function may not exist or may have limited domain and range.
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This may be hard to put together, but I need help with an angle equation. I'm looking for example equations and how to do these types of equations. *please note that this equation is completely random and probably ends with an ugly number. it's just an example of a type of problem*
Example: (2x - 4) x=7 so (2x (x=7) - 4) =18
A pyramid has a base that is a right traingle with legs measuring 10 cm and 14 cm. The height of the pyramid is 9 cm.The volume of the pyramid is ___ cubic cm.
The volume formula is given by
V = 1/3 Bh where B is the area of the base and h is the height
The area of the base is the area of a triangle
B = 1/2 (10)*14 = 70 cm^2
V =1/3 (70cm^2) ( 9 cm)
C =210 cm^3
What is the area of the hexagon?
6m
5m
10 m
5m
6m
6. Expand the expression 4(x + 5).
PLEASE HELP DUE TOMORROW
Answer:
4x+20
Step-by-step explanation:
Using the distributive property you multiply the terms outside by the terms inside. So the expression will be like this
4(x)+4(5)
When simplified the answer is
4x+20
Answer:
Step-by-step explanation:
Here you go mate
Step 1
4(x + 5) equation
Step 2
4(x + 5) simplify the expression
(x+5)4
(x+5)(4)
answer
20+4x
Vincent has already jarred 20 liters of jam and will jar an additional 1 liter of jam every day.How many days does Vincent need to spend making jam if he wants to jar 25 liters of jamin all?
5
1) Gathering the data
20 liters of jam has been jarred
+ 1 liter per day
2) We can write an equation for that, since 20liters have already been jarred and 1 liter per day
F(d) = 20 +d F, for filling and d, for days
Since he wants to jar 25 liters, then we can write:
25 = 20 +d Subtract 20 from both sides
25-20= d
d= 5
3) So Vincent will spend 5 more days to fill 25 liters.
Given a mean of 34 and a standard deviation of 5. Find the following z-scores.
The z-score for the raw score of 39 is 1.The z-score for the raw score of 30 is -0.8.Z-scores measure the number of standard deviations a raw score is from the mean. A positive z-score indicates a raw score above the mean, while a negative z-score indicates a raw score below the mean.
To find the z-scores, we need to use the formula:
z = (x - μ) / σ
where:
z is the z-score,x is the raw score,μ is the mean, andσ is the standard deviation.
Let's calculate the z-scores for the given mean of 34 and standard deviation of 5.For a raw score of 39:
z = (39 - 34) / 5
z = 5 / 5
z = 1
So, the z-score for the raw score of 39 is 1.For a raw score of 30:
z = (30 - 34) / 5
z = -4 / 5
z = -0.8
The z-score for the raw score of 30 is -0.8.
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\((f) = ex + 6\)
use the chain rule and the oppropriate rule to differniate each following function
The differentiation of the given function f(x) = eˣ+6 is eˣ
What is differentiation?The derivative of a function of a real variable measures the sensitivity to change of the function value with respect to a change in its argument. Derivatives are a fundamental tool of calculus.
Given is function f(x) = eˣ+6, we need to find the derivative of this function,
f(x) = eˣ+6
f'(x) = d / dx (eˣ+6)
= d(eˣ)/dx + d(6)/dx
Since, 6 is a constant and derivative of a constant is zero,
d(eˣ)/dx + d(6)/dx = d(eˣ)/dx + 0
Now, when we differentiate eˣ, we get eˣ itself,
Therefore,
d(eˣ)/dx = eˣ
Therefore, the differentiation of the given function f(x) = eˣ+6 is eˣ
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Points X( -6, -4), Y( -2, -8), Z( 2,-4) are the vertices of a right triangle. What is the area of XYZ? Round to the nearest tenth.
Answer:
16
Step-by-step explanation:
distance between point x and z is 8 units
distance between point z and y is 4 units
8 * 4 = 32
formula for area of a triangle (l * w)/2
plugin: (8 * 4)/2 = 16
Hello! I need help thanks!
Answer:
On brainly we help each other what need help with
Step-by-step explanation:
Answer:
There shouldn't be any divison with this problem. If one gallon gets you thirty miles, then 13 gallons would get you 13 x 30 miles. There's no need for fractions. (He'd drive 390 miles on 13 gallons, by the way)
Step-by-step explanation:
You pick a marble, roll a die, and pick a card. How many outcomes are possible?
The total number of possible outcomes is given by the expression 6n × 52, where n represents the number of marbles to choose from.
How to determine How many outcomes are possibleTo determine the number of possible outcomes, we need to consider the number of outcomes for each event and then multiply them together.
1. Picking a marble: Let's assume there are n marbles to choose from. If there are n marbles, then the number of outcomes for this event is n.
2. Rolling a die: A standard die has 6 sides numbered 1 to 6. Therefore, the number of outcomes for this event is 6.
3. Picking a card: A standard deck of cards has 52 cards. Hence, the number of outcomes for this event is 52.
To find the total number of possible outcomes, we multiply the number of outcomes for each event together:
Total number of outcomes = (number of outcomes for picking a marble) × (number of outcomes for rolling a die) × (number of outcomes for picking a card)
Total number of outcomes = n × 6 × 52
Therefore, the total number of possible outcomes is given by the expression 6n × 52, where n represents the number of marbles to choose from.
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each function
f(x)=-4x-5;
ion for
Find ƒ(1)
for the given
When x is equal to 1, the Function f(x) = -4x - 5 yields a value of -9.
The find ƒ(1) for the function f(x) = -4x - 5, we need to substitute x = 1 into the function and evaluate the expression.
Replacing x with 1, we have:
ƒ(1) = -4(1) - 5
Simplifying further:
ƒ(1) = -4 - 5
ƒ(1) = -9
Therefore, when x is equal to 1, the value of the function f(x) = -4x - 5 is ƒ(1) = -9.
Let's break down the steps taken to arrive at the solution:
1. Start with the function f(x) = -4x - 5.
2. Replace x with 1 in the function.
3. Evaluate the expression by performing the necessary operations.
4. Simplify the expression to obtain the final result.
In this case, substituting x = 1 into the function f(x) = -4x - 5 gives us ƒ(1) = -9 as the output.
It is essential to note that the notation ƒ(1) represents the value of the function ƒ(x) when x is equal to 1. It signifies evaluating the function at a specific input value, which, in this case, is 1.
Thus, when x is equal to 1, the function f(x) = -4x - 5 yields a value of -9.
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Ahmed wrote two numbers. The first number has a 7 in its tenth place. The second number has a 7 with a value that’s is 1,000 times greater than the value of the 7 in the first number. In which place is the 7 in the second number?
Answer:
in the thousands place
Step-by-step explanation:
Answer:
Hundreds
Step-by-step explanation:
Ahmed wrote two numbers.The first number has 7 in it's tenth place.The second number has a 7 with a value that's 1,000 times greater than the value of the 7 in the first number.This is how we can represent it:
*The symbol 'x' represents the numbers that we don't know.
7xx.7
The first 'x' has a place value of ones.
The second 'x' has a place value of tens.
And the second number (7) has a place value of hundreds.
need help with geometry (number 19)
Answer:
The answer is 65
Step-by-step explanation:
As تھ measure of angles of rectangle is 90
So 90-25 is equal to 65
PLEASE MARK ME BRAINLIEST IF MY ANSWER IS CORRECT PLEASECarlos read 150 words in one minute. He
read 5 times as many words as his younger
brother. How many words did his younger brother
read in one minute?
Answer:
30
Step-by-step explanation:
150/5 = 30
Answer: 30
Step-by-step explanation:
The sets of ordered pairs below represent the cost to fix a plumbing issue based on the number of hours. The first coordinate represents the hours and the second coordinate the cost.
We can say that after answering the offered question For instance, if equation fixing a plumbing problem takes an hour, the cost would be $75. If the repair takes two hours, it will cost $125, and so on.
What is equation?An equation is a mathematical statement that proves the equality of two expressions connected by an equal sign '='. For instance, 2x – 5 = 13. Expressions include 2x-5 and 13. '=' is the character that links the two expressions. A mathematical formula that has two algebraic expressions on either side of an equal sign (=) is known as an equation. It depicts the equivalency relationship between the left and right formulas. L.H.S. = R.H.S. (left side = right side) in any formula.
{(1, 75), (2, 125), (3, 175), (4, 225), (5, 275)}
The cost to repair a plumbing issue based on the number of hours is represented by these sets of ordered pairs. For instance, if fixing a plumbing problem takes an hour, the cost would be $75. If the repair takes two hours, it will cost $125, and so on.
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Referring to the figure, the two rectangles shown have
equal areas. Find the value of x.
Answer:
x = 2
Step-by-step explanation:
the area (A) of a rectangle is calculated as
A = length × breadth
given the rectangles have equal areas then equating the two areas gives
4x × 9 = 4(6x + 6) , that is
36x = 24x + 24 ( subtract 24x from both sides )
12x = 24 ( divide both sides by 12 )
x = 2
Principal = $500 Interest rate =5% Time = 5 years What is the interest earned?
Answer:
125dollars
Step-by-step explanation:
follow me say a thanks mark me branliest
OMG I NEED HELP!!!!! ASAP
Answer:
24:60
Step-by-step explanation:
Answer:
A. And D.
Step-by-step explanation:
I hope this helps
What is the domain of the function represented by this graph? the graph of a quadratic function y = x^2 – 4 with a minimum value at the point (0,-4) A. -2 ≤ x ≤ 2 B. x ≥ 4 C. x ≤ 0 D. all real numbers Reset
Domain of the function represented by the graph of a quadratic function y = \(x^2\) – 4 with a minimum value at the point (0,-4) is all real numbers.
The correct answer is option D.
To determine the domain of the quadratic function y = \(x^2\) - 4, we need to consider the x-values for which the function is defined. Since a quadratic function is defined for all real numbers, the domain of this function is "all real numbers."
Let's analyze the given function and its graph to understand why the domain is "all real numbers."
The function y = \(x^2\) - 4 represents a parabola that opens upward, which means it extends infinitely in both positive and negative x-directions. The vertex of the parabola is at the point (0, -4), indicating that the minimum value of the function occurs at x = 0.
Since there are no restrictions or limitations on the x-values for which the function is defined, the domain is unrestricted and encompasses all real numbers. In other words, the function can be evaluated and calculated for any real value of x, whether it is a negative number, zero, or a positive number.
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if 1 candian dollar is equivalent to 1.04 austrialian dollars what is the value if 4269 australian dollars in canadian currency?
Answer:
4104.807
Step-by-step explanation:
4269÷1.04
=4104.807
Answer:
4104.8
Step-by-step explanation:
To solve this problem, the easiest approach is to set up a proportion. Use the following general format;
\(\frac{currenncy_1}{currency_2}=\frac{balance_1}{balance_2}\)
This will allow one to describe the relationship between the different currency values. Substitute in the given information and solve;
\(\frac{currenncy_1}{currency_2}=\frac{balance_1}{balance_2}\)
\(\frac{canadian}{australian}=\frac{balance_1}{balance_2}\)
\(\frac{1}{1.04}=\frac{x}{4269}\)
Cross products,
\(\frac{1}{1.04}=\frac{x}{4269}\)
\((1)(4269)=(1.04)(x)\\4269=1.04x\)
Inverse operations,
\(4269=1.04x\\4104.8\approx x\)
consider the probability distribution shown below.
x 1 2 3
P(x) 0.15 0.60 0.25
compute the expected value of the distribution
Answer:
it is b
Step-by-step explanation: