Find the requested polynomial. Find a polynomial function of degree 3 with -3 , 0 , 
as zeros.
A. f(x) = x3 - 
x2 + 
x
B. f(x) = x3 + 
x2 - 
x
C. f(x) = x3 + 
x2 - 
x
D. f(x) = x3 - 
x2 - 
x
Answer: C
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Tell whether the equation determines y to be a function of x.
?
?
A. no B. yes
Sketch the graph of a function y = f(x) that satisfies the given conditions.f(0) = 0, 
f(x) = 0, 
f(x) = -?,
f(x) = -?, 
f(x) = ?, 
width="225" /> What will be an ideal response?
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5
A. 
log53 + 
log5x
B. log53 + 
log5x
C. 
log53x
D. log5
+ log5
Solve the problem.A zoom lens in a camera makes a rectangular image on the film that is 6 cm × 3 cm. As the lens zooms in and out, the size of the image changes. Find the rate at which the area of the image begins to change (dA/df) if the length of the frame changes at 0.6cm/s and the width of the frame changes at 0.4 cm/s.
A. 1.4 m2/s B. 4.8 m2/s C. 2 m2/2 D. 4.2 m2/s