Multiply the expression as you would multiply polynomials.
?
?
A. 
B. ?
C. ?
D. ?
Answer: D
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A function f(x), a point x0, the limit of f(x) as x approaches x0, and a positive number ? is given. Find a number 
such that for all x, 0 < 
< ? ? 
< ?.f(x) = 9x + 3, L = 21, x0 = 2, and ? = 0.01
A. 0.005 B. 0.005556 C. 0.001111 D. 0.002222
Find the absolute value.
A. 28 B. 0 C. 14 D. -14
Find the area of the figure using determinants.
A. 10.5 B. 13.5 C. 9.5 D. 10.0
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 406.5 million miles and a mean distance of 408 million miles, write an equation for the orbit of the planet around the sun.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1