Multiply the polynomials.
3
A. 
x3 + 
x2 + 64
B. 
x3 + 
x2 + 16x + 64
C. 
x6 + 
x3 + 64
D. 
x3 + 
x2 + 16x + 64
Answer: D
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Solve the rational equation symbolically, numerically, or graphically.
+ 
= 
A. -4
B. 8
C. -8
D. 
Find the linear approximating polynomial for the function centered at a.f(x) = 3x2 - 5x + 3, a = -2
A. L(x) = -7x + 15 B. L(x) = -17x - 9 C. L(x) = -17x + 15 D. L(x) = -7x - 9
The decibel level D, a measure of loudness of sound, can be calculated from the relative intensity I of sound. The relationship is
.
A: If one sound is 1,000 times as intense as another, how do their decibel ratings compare?B: Is the graph of D versus I concave up or concave down? Explain what the concavity means in practical terms.C: Solve the equation above to express relative intensity as a function of decibels.
?
What will be an ideal response?
Refer to the double-bar graph below which shows the number of male (M) and female (F) athletes at a university over a four-year period. Solve the problem. 
YEARIn which year was the number of male athletes equal to 375?
A. 1989 B. 1987 C. 1986 D. 1988