Find the product.7x3(-10x4 + 9x2)
A. -70x2 + 63x
B. -70x7 + 9x2
C. -70x7 + 63x5
D. -70x7 - 63x5
Answer: C
Mathematics
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Solve the problem.An arrow is fired into the air with an initial velocity of 64 feet per second. The height in feet of the arrow t seconds after it was shot into the air is given by the function 
Find the maximum height of the arrow.
A. 192 ft B. 64 ft C. 32 ft D. 96 ft
Mathematics
Solve the proportion.
= 
A. 30 B. 3 C. 8.3 D. 0.1
Mathematics
Give all possible rational zeros for the polynomial.f(x) = 7x24 + 11x18 + 2x - 14
A. ±1, ±2, ±7, ±14
B. ±1, ± 
, ±7, ± 
, ± 
, ± 
C. ±1, ± 
, ±2, ±7, ±14
D. ±1, ± 
, ±2, ± 
, ±7, ±14
Mathematics
Let f(x) = 8x2 - 5x and g(x) = 7x + 9. Find the composite.f[g(-4)]
A. 765 B. 37 C. 148 D. 2983
Mathematics