Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
A. 89
B. 83
C. 
D. 
Answer: C
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Find y '.y = (5x3 + 9)(5x7 - 8)
A. 250x9 + 315x6 - 120x B. 20x9 + 315x6 - 120x2 C. 250x9 + 315x6 - 120x2 D. 20x9 + 315x6 - 120x
Solve.The daily number of requests, f(x), for a song that a local radio station receives can be modeled by the formula
, where x is the number of days after the song has been released. During which time period will the daily number of requests be below 8?
A. between day 3 and day 4 B. between day 1 and day 4 C. between day 1 and day 3 D. between day 2 and day 6
Simplify the expression by combining like terms.4ab + 7ab - 35ab
A. 24ab
B. 
ab
C. 
a2b2
D. 24a2b2
Use completing the square to rewrite the equation in one of the standard forms for a conic and identify the conic.x2 + 8x - y + 9 = 0
A. 
- 
= 1; hyperbola
B. 
+ 
= 1; ellipse
C. x2 + y2 = 28; circle
D. y = (x + 4)2 - 7; parabola