Multiply.(9y2 - 4)(9y2 + 4)
A. 81y2 + 16
B. 81y4 - 72y2 + 72
C. 81y4 - 16
D. 9y2 - 16
Answer: C
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Mathematics
Find the unknown value.44.5% of 4000 is what number?
A. 2240 B. 2000 C. 1780 D. 2220
Mathematics
Solve.April shoots an arrow upward into the air at a speed of 64 feet per second from a platform that is 32 feet high. The height of the arrow is given by the function h(t) = -16t2 + 64t + 32, where t is the time is seconds. What is the maximum height of the arrow?
A. 32 ft B. 28 ft C. 96 ft D. 64 ft
Mathematics
Use a calculator to find an approximate solution to the equation.0.929e0.07x = 0.000929
A. -98.682218 B. -42.857143 C. 98.6822183 D. No solution
Mathematics