Determine whether the graph is the graph of a function.
A. Not a function
B. Function
Answer: B
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Evaluate the integral.
A. 
x3 cos 9x + 
x2 sin 9x - 
x cos 9x - 
sin 9x + C
B. 
x3 sin 9x + 
x2 cos 9x - 
x sin 9x - 
cos 9x + C
C. 
x3 sin 9x + 
x2 cos 9x - 
x sin 9x - 
cos 9x + C
D. 
x3 sin 9x - 
x2 cos 9x + 
x sin 9x + 
cos 9x + C
Solve the problem.The orbit of a planet around a sun is an ellipse with the sun at one focus. The aphelion of a planet is its greatest distance from the sun, its perihelion is its shortest distance, and its mean distance is the length of the semimajor axis of the elliptical orbit. If a planet has a perihelion of 569.3 million miles and a mean distance of 571 million miles, write an equation for the orbit of the planet around the sun.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Graph the rational function and find the intercepts.f(x) = 
A. x-intercept: 0. y-intercept: 0.
B. x-intercept: 0. y-intercept: 0.
C. x-intercept: 1. y-intercept: 0.
D. x-intercept: 0. y-intercept: 1.
Solve the problem.The floor of a rectangular room is to be tiled with 
-foot square tiles along a 10-foot wall. How many tiles will be needed along the wall?
A. 10
tiles
B. 3
tiles
C. 31 tiles
D. 30 tiles