2,685 Answered Questions for the topic SAT math

06/09/21

URGENT HELP PLEASE, Statistics Questions, please help!!
a) Create a scatter plot of time spent on the Internet versus timespent watching television, which is the independent (x) variable and dependent variable?
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06/09/21

External variable meaning, please help!!
What is "external variable" ? Please explain + provide examples.
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06/09/21

Urgent Help, Statistics Question, Linear Correlation

Which is the correct answer and explain why please. The answer for this was D. but I thought it was B. and I don't understand why. And what do they mean by "hidden variable," where does it usually... more
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06/08/21

Statistics Question
b) Characterize the correlation.
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06/08/21

Statistics Question Help!
a) Create a scatter plot of time spentwatching television versus number ofbooks owned.The x value or independent value is the number of books owned, and the y value or dependent value is the hour... more
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06/08/21

Linear Law - Non linear equation
How to express the non-linear equationx2y + m = nx² in the form of Y=mX+c , where m and n are constants?
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06/07/21

What is the maximum height the rocket reaches?
A rocket takes off from a height of 30 feet with an initial velocity of 150 ft/sec. The equation that models the path that the rocket takes is: (G)x = -16t^2 + 150t + 30. What is the maximum height... more
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06/07/21

Applications of Integration
Find, by slicing, the volume of a cone whose height is 3 cm and whose base radius is 3 cm. volume =
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06/07/21

Applications of Integration
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis.y=4x2,x=1,y=0, about the x-axis
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06/07/21

Applications of Integration
Using disks or washers, find the volume of the solid obtained by rotating the region bounded by the curves x=y2 and x=1 about the line x=1.Volume =
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06/07/21

Applications of Integration
Find the volume of the solid obtained by rotating the region in the first quadrant bounded by y=x6, y=1, and the y-axis about the line y=−3.Volume =
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06/07/21

Applications of Integration
Find the volume of the solid obtained by rotating the region bounded by the given curves about the line x=−8y=x2, x=y2
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06/07/21

Applications of Integration
Use the method of cylindrical shells to find the volume of the solid obtained by rotating the region bounded by the curves x=4y^2 - y^3 and x=0 about the x-axis.Volume =
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06/07/21

Applications of Integration
The region between the graphs of x=y^2 and x=2y is rotated around the line y=2.The volume of the resulting solid is:
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06/04/21

Statistics Question! Please help, thanks
How would you determine the mean and standard deviation of a question? What are the formulas used?Say if you were given a chart with 3 columns, 2 of them are blank, 1st one representing x the... more
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Sat Math Precalculus

06/04/21

2 NH3 + 3 CuO g 3 Cu + N2 + 3 H2O
In the above equation how many grams of N2 can be made when 195 grams of CuO are consumed?Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0Use... more
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Sat Math Precalculus

06/04/21

For the reaction 2HNO3 + Mg(OH)2 → Mg(NO3) 2 + 2H2O, how many grams of magnesium nitrate are produced from 5 grams of nitric acid, HNO3 ?
Round your answer to the nearest tenth. Do not round your answers until the last step of the problem. If you do, the computer might mark your answer incorrect and you will be asked to complete your... more
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Sat Math Calculus

06/04/21

Sodium chlorate decomposes into sodium chloride and oxygen gas as seen in the equation below.

­­2NaClO3­ -->  2NaCl +3O2How many grams of NaClO3­ were needed to produce 3 grams of O2? Round your answer to the nearest whole number.Round your answer to the whole number. If your answer is a... more
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06/03/21

How to find the standard deviation.
The variance in quiz 1 is 1.5. What is the standard deviation?Which formula would you use and why? PLEASE explain & SHOW steps!
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06/03/21

How to find the standard deviation.
The variance in quiz 1 is 1.5. What is the standard deviation?Which formula would you use and why?
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06/03/21

Find all solutions due in 1 hour

Find all solutions to 2sin(θ)=−√2 on the interval 0≤θ<2πθ =   Give your answers as exact values, as a list separated by commas
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Sat Math Math Precalculus

06/03/21

Find the coordinates of a point on a circle with radius
Find the coordinates of a point on a circle with radius 10 corresponding to an angle of 75∘(x,y) = (____,____)Round your answers to three decimal places.
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06/03/21

precalculus hw im confsued
If θ=π/3, then cos(θ) =   sin(θ) = 
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06/03/21

pplease explain clear step by step its due soon precal
If θ=−3π/4, then find exact values for the following:sec(θ) equals   csc(θ) equals   tan(θ) equals   cot(θ) equals 
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06/03/21

Is it symmetric, positively skewed or negatively skewed distribution?
In terms of the median, mode, and mean of the question, I got the correct answer of the mean being 2.7, mode 2.5, and median 2.5, which I had plotted in the above histogram. My concern was that... more
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