Answer:
-6
Step-by-step explanation:
because the roots are the x values of where the function crosses the x axis
so thats at -2 and 3
and product is multiplication
so -2×3= -6
Answer:
The roots/zeroes are where the x-values where the graph touches or passes through the x-axis..They are at -1 and 3. So your answer would be a) -1
Step-by-step explanation:
Help me solve this equation about completing tables and comparisons.
At the end of week 3, plant 1 is 0.6 inches taller than plant 2.
How much taller is plant 1 than plant 2 at the end of week 3?For plant 1, the height (in inches) equation as a function of the number of weeks is:
\(h_1(w) = 2.5 + \frac{4}{10}*w\)
The height for w = 3 is:
\(h_1(3) = 2.5 + \frac{4}{10}*3 = 3.7\)
So the height at the end of week 3 is 3.7 inches.
For plant 2 the equation is:
\(h_2(w) = 2.5 + \frac{1}{5}*w\)
The height for w = 3.
\(h_2(3) = 2.5 + \frac{1}{5}*3 = 3.1\)
So the height at the end of week 3 is 3.1 inches.
The difference is:
3.7 in - 3.1 in = 0.6 in
At the end of week 3, plant 1 is 0.6 inches taller than plant 2.
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what is the maximum number of 2/0 awg thw aluminum compact conductors permitted in a 21/2-inch pvc conduit, schedule 80?
To determine the maximum number of 2/0 AWG THW aluminum compact conductors permitted in a 2½-inch PVC conduit, Schedule 80, we need to consult the applicable electrical code or standards.
The number of conductors allowed in a conduit is typically governed by factors such as fill capacity and heat dissipation.
The specific requirements may vary depending on the jurisdiction and the electrical code being followed. It is recommended to consult the local electrical code or a qualified electrician to ensure compliance with the regulations in your area.
They will be able to provide the precise guidelines and restrictions for conductor fill capacity based on the conduit size, type, and the specific application.
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Today, Andrew borrowed R200 000 from a bank. The bank charges interest at 5.25%p.a, a compounded quarterly. Andrew will make make payments of R6 000 at the end of 3 months. His first repayment will be made 3 months from now, how long in years will it take for Andrew to settle the loan
In order to calculate the time it will take for Andrew to settle the loan, we can use the formula for compound interest. So, it will take Andrew approximately 5.22 years to settle the loan.
The formula is given as A = P(1 + r/n)^(nt), Where: A = the final amount, P = the principal (initial amount borrowed), R = the annual interest rate, N = the number of times the interest is compounded in a year, T = the time in years.
We know that Andrew borrowed R200 000 from a bank at an annual interest rate of 5.25% compounded quarterly and that he will make repayments of R6 000 at the end of every 3 months.
Since the first repayment will be made 3 months from now, we can consider that the initial loan repayment is made at time t = 0. This means that we need to calculate the value of t when the total amount repaid is equal to the initial amount borrowed.
Using the formula for compound interest: A = P(1 + r/n)^(nt), We can calculate the quarterly interest rate:r = (5.25/100)/4 = 0.013125We also know that the quarterly repayment amount is R6 000, so the amount borrowed minus the first repayment is the present value of the loan: P = R200 000 - R6 000 = R194 000
We can now substitute these values into the formula and solve for t: R194 000(1 + 0.013125/4)^(4t) = R200 000(1 + 0.013125/4)^(4t-1) + R6 000(1 + 0.013125/4)^(4t-2) + R6 000(1 + 0.013125/4)^(4t-3) + R6 000(1 + 0.013125/4)^(4t)
Rearranging the terms gives us: R194 000(1 + 0.013125/4)^(4t) - R6 000(1 + 0.013125/4)^(4t-1) - R6 000(1 + 0.013125/4)^(4t-2) - R6 000(1 + 0.013125/4)^(4t-3) - R200 000(1 + 0.013125/4)^(4t) = 0
Using trial and error, we can solve this equation to find that t = 5.22 years (rounded to 2 decimal places). Therefore, it will take Andrew approximately 5.22 years to settle the loan.
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will mark brainleist pls help
Step-by-step explanation:
Angle c + angle d = 180° ( linear pair)
given,
angle c = 5x + 9
angle d = 5x - 6
now,
5x + 9 + 5x - 6 = 180
10x + 3 = 180
10x = 180 - 3 = 177
10x = 177
x = 177/10 = 17.7
so,
angle C = 5x + 9 = 5(17.7) + 9 = 97.50°
angle D = 5x - 6 = 5(17.7) - 6 = 82.50°
Hope this answer helps you dear! take care!.
A function is a rule that assigns each value of the __variable to exactly one value of the dependent variable
Answer:
Independent
Step-by-step explanation:
Answer: A function is a rule that assigns each value of the independent variable to exactly one value of the dependent variable.
simplify (2x²-6x-8)÷(x-4)
Answer: Heyaa!
The Answer is 2x+2
Step-by-step explanation:
Simplify the expression.
hopefully this helps you !
- Matthew ~
answer is in the attachment hope it helps you ^_^
what polynomial is −6+x^4−x^2??? is it cubic, linear, quartic, quadratic, or quintic??
Answer:
To put the expression in the standard form for a polynomial we need to multiply the two terms. To multiply these two terms you multiply each individual term in the left parenthesis by each individual term in the right parenthesis.
Step-by-step explanation:
URGENT!! ILL GIVE
BRAINLIEST! AND 100 POINTS
Answer:
always :)
Step-by-step explanation:
got it right
Two dice, one red and one yellow, are rolled simultaneously. What isthe probability of getting equal numbers on both?
Solution
Two dice total sample space is 36
Getting equal numbers on both 6
Probability is
\(\frac{Possible\text{ outcome}}{Total\text{ sample space}}\)Now, The probability of getting equal numbers on both
\(\frac{6}{36}=\frac{1}{6}\)Evaluate 3xy ^2 - 5 for x = 5, y = 8
Answer:
955
Step-by-step explanation:
8 squared = 64
x 3 X 5 = 960
-5
= 955
Which aspect of Earth's orbital relationship to the Sun varies with a periodicity of both 400 Ka and 100 Ka?
These cycles are known as the eccentricity cycles, and they are one of the factors that contribute to the long-term climate variations on Earth
The aspect of Earth's orbital relationship to the Sun that varies with a periodicity of both 400 Ka and 100 Ka is the eccentricity of Earth's orbit. The eccentricity refers to the shape of Earth's orbit around the Sun, which is not a perfect circle, but an ellipse. The eccentricity of Earth's orbit changes over time due to gravitational interactions with other planets, particularly Jupiter and Saturn. When Earth's orbit is more elliptical, its distance from the Sun varies more throughout the year, leading to variations in climate and the amount of solar radiation received on Earth's surface. The periodicity of 400 Ka corresponds to a cycle of variations in Earth's eccentricity that affects the amount of solar radiation received at different latitudes and the distribution of ice ages. The periodicity of 100 Ka corresponds to a cycle of variations in Earth's eccentricity that affects the intensity of the seasons and the distribution of glacial periods. These cycles are known as the eccentricity cycles, and they are one of the factors that contribute to the long-term climate variations on Earth.
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in an opinion poll, 25% of 200 people sampled said they were strongly opposed to the state lottery. the standard error of the sample proportion is approximately what?
The standard error of the sample proportion is approximately 0.0306.
To calculate the standard error of a sample proportion, we use the formula:
Standard Error = sqrt((p * (1 - p)) / n)
where:
p is the proportion (expressed as a decimal)
n is the sample size
In this case, the proportion of people strongly opposed to the state lottery is 25%, which can be expressed as 0.25. The sample size is 200.
Plugging in these values into the formula:
Standard Error = sqrt((0.25 * (1 - 0.25)) / 200)
Calculating the standard error:
Standard Error = sqrt((0.25 * 0.75) / 200)
= sqrt(0.1875 / 200)
= sqrt(0.0009375)
= 0.0306 (approximately)
Therefore, the standard error of the sample proportion is approximately 0.0306.
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There are 58 students enrolled in an art class. The day before class 10.3% of the students cancel. How many students actually attend art class.
Answer:
52
Step-by-step explanation:
100% - 10.3% = 89.7%
89.7% of 58 is 52
Answer:
52
Step-by-step explanation:
We know that 10.3% is equal to 0.103. We multiply \(58\cdot0.103=5.974\).
58-5.974=52.026. You can't have 0.026 of a person, so it is just 52.
A student's parents invested $7,000 in a college savings account that pays 4.85% annual simple interest. No additional deposits or withdrawals will be made.
a. How much will be in the account at the end of 10 years?
b. How much interest was earned?
The interest earned on the given amount after 15 years is $3395.
What is simple interest?
A loan or deposit's principal amount serves as the foundation for simple interest. Compound interest, on the other hand, is calculated based on both the initial principal and the interest that is added to it each period. Simple interest is simpler to compute than compound interest because it is just applied to the principal of a loan or deposit.
Here, we have
Given: A student's parents invested $7,000 in a college savings account that pays 4.85% annual simple interest. No additional deposits or withdrawals will be made.
P = $7,000, R = 4.85%, and T = 10 years
Using the above formula for simple interest, we get:
I = PRT/100
I = (7,000×4.85×10)/100
I = 3395
Thus, the interest earned on the given amount after 15 years is $3395.
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Please answer correctly !!!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!!!!
x+57=90 (sum of complementry angle)
x=90-57
x=33
x+y=90 (sum of complementry angle)
33+y=90
y=90-33
y=57
A recipe requires 1/4 cup of foil for every 2/3 cup of water. How much oil (in cups) is needed per cup of water?
Answer:
3/4
Step-by-step explanation:
collect like terms 12m2,- a m, -4m2
Answer:
Step-by-step explanation:
( 3m + 2) (4m-3)
Help help help help help help help help
Transform the equation if necessary, and then solve to find the value of x that makes the equation true.
X
1
1. 5x – (x + 3) = }(9x + 18) – 5
CH
Answer:
Step-by-step explanation:
simplify = 1 /3
(4x - 3) - ((1/3 • (9x - 18)) - 5) = 0
3.1 Pull out like factors :
9x - 18 = 9 • (x - 2)
(4x - 3) - (3 • (x - 2) - 5) = 0
x + 8 = 0
5.1 Solve : x+8 = 0
Subtract 8 from both sides of the equation :
x = -8 Ans
proportional relationship???
Answer:
Step-by-step explanation:
Yes this is Proportional
PLS HELP I WILL GET MY AS$ beAt
Section 1: Selected Response - Question 2
Which equation or equations are true?
1.) 3/10 + 15/100 = 18/100
2.) 4/10 + 32/100 = 72/100
3.) 7/10 + 2/100 = 27/100
4.) 6/10 + 27/100 = 87/100
A
Equation 1 only
B
Equation 2 only
C
Equations 3 and 4 only
D
Equations 2 and 4 only
Answer:
good luck bro lol
Step-by-step explanation:
Answer:
2. is right i think
4. is true i think hope this helps!
Step-by-step explanation:
i think
A researcher wants to determine if the number of calories burned during an hour is the same for running and walking. What type of data would be measured?
Group of answer choices
scale
nominal
independent t test
ANOVA
The researcher wants to determine if the number of calories burned during an hour is the same for running and walking. To conduct this investigation, the researcher would measure continuous scale data.
Continuous scale data is quantitative data that can take any numerical value within a certain range.
In this case, the researcher would measure the number of calories burned, which is a continuous variable that can have various values within a specific range (e.g., 0, 100, 200, etc.).
By measuring the calories burned for both running and walking, the researcher can compare and analyze the numerical data to determine if there is a significant difference between the two activities.
It is important to note that the type of statistical analysis required to evaluate the data would depend on the specific research design and the number of groups involved.
If the researcher is comparing only two groups (running and walking), an independent t-test may be appropriate.
On the other hand, if there are more than two groups or additional factors being considered, an analysis of variance (ANOVA) might be more suitable.
The choice of statistical analysis method would depend on the specific research question and study design.
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Problem 4.2
Here is the graph for one equation in a system of
equations.
Write a second equation with a graph that goes through
(0, 2) so that the system has no solutions.
Note that the the equation of the second line is y - 2 = (-1)(x - 0). The system of equations has no solutions, since the lines do not intersect.
What is the explanation for the above response?
One way to approach this problem is to find the slope of the line that passes through (0, -3) and (2, 0), which is:
slope = (0 - (-3))/(2 - 0) = 3/2
Then, we can use point-slope form to write the equation of this line:
y - (-3) = (3/2)(x - 0)
Simplifying, we get:
y = (3/2)x - 3
Now, we need to find a line that goes through (0, 2) and has a different slope than the first line. One way to do this is to choose a point that is not on the first line, say (1, 1), and use it to find the slope of the second line:
slope = (2 - 1)/(0 - 1) = -1
Then, we can use point-slope form again to write the equation of the second line:
y - 2 = (-1)(x - 0)
Simplifying, we get:
y = -x + 2
Now, we have two equations:
y = (3/2)x - 3
y = -x + 2
We can solve for the point of intersection by setting these two equations equal to each other:
(3/2)x - 3 = -x + 2
Simplifying and solving for x, we get:
x = 8/5
Substituting back into either equation, we get:
y = (3/2)(8/5) - 3 = -3/5
Therefore, the system of equations has no solutions, since the lines do not intersect.
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Select the correct answer.
Which expression is equivalent to the given expression? Assume the denominator does not equal zero
Answer:
C.1/cd4
Step-by-step explanation:
cd.d.d.d (d 4times)
-------------------------
c.c.d.d.d.d.d.d.d.d (c 2 times and d 8 times)
simplify
1/cd4
Math item stem image
does this figure have symmetry
Answer: yes
Step-by-step explanation:
Find the point that is a solution for y=6x+8
Answer:
(-8/6, 0) is the answer
first is the absicca and the second is the ordinate
Use these equations to find ∂z/∂x and ∂z/∂y for the following.
x8 + y8 + z5 = 6xyz
For the given equation x⁸ + y⁸ + z⁵ = 6xyz, the value of partial derivatives are ∂z/∂x = (6yz - 8x⁷) / (5z⁴ - 6xz) and ∂z/∂y = (6xz) / (8y⁷ - 6xy)
To find the partial derivatives ∂z/∂x and ∂z/∂y for the equation x⁸ + y⁸ + z⁵ = 6xyz, we need to differentiate the equation with respect to x and y while treating y and z as constants.
Taking the partial derivative with respect to x (∂z/∂x), we differentiate each term separately:
8x⁷ + 0 + 5z⁴ (∂z/∂x) = 6yz + 6xz(∂z/∂x)
Simplifying the equation, we get:
8x⁷ + 5z⁴ (∂z/∂x) = 6yz + 6xz(∂z/∂x)
Now, let's take the partial derivative with respect to y (∂z/∂y):
0 + 8y⁷ + 0 (∂z/∂y) = 6xz + 6xy(∂z/∂y)
Simplifying further:
8y⁷ (∂z/∂y) = 6xz + 6xy(∂z/∂y)
To find the values of ∂z/∂x and ∂z/∂y, we need to isolate the partial derivatives:
∂z/∂x = (6yz - 8x⁷) / (5z⁴ - 6xz)
∂z/∂y = (6xz) / (8y⁷ - 6xy)
These equations give the partial derivatives of z with respect to x and y for the given equation x⁸ + y⁸ + z⁵ = 6xyz.
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A rectangular region is removed from another rectangular region to create the shaded region shown below. Find the area of the shaded region.
8 Ft
11 ft
6 ft
9 ft
How much kinetic energy does a 50 kg object have if it is moving at a velocity of 1 m/s
Answer:
I hope it's helpful for you
Step-by-step explanation:
pls mark brainliest
What is the value of x? Responses 3 12 6√2 6
Applying the sine ratio, the value of x is calculated as: x = 6.
How to Find the Value of x Using the Sine Ratio?The sine ratio is part of the trigonometric ratios that is used to solve a right triangle, which is expressed as:
sin ∅ = opposite side length / hypotenuse length
Given the following:
Reference angle (∅) = 45°Opposite length = 6√2Hypotenuse length = xApply the sine ratio to find the value of x:
sin 45 = 6√2/x
Multiply both sides by x
sin 45 × x = 6√2
Divide both sides by sin 45:
sin 45 × x / sin 45 = 6√2/sin 45
x = 6√2 / √2/2
x = 6√2 × 2/√2
x = 12/2
x = 6
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