Find the product.(3x2 + 4)2
A. 3x4 + 24x2 + 16
B. 9x2 + 24x + 16
C. 9x4 + 16
D. 9x4 + 24x2 + 16
Answer: D
Mathematics
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Factor by grouping.xy + 6x + 5y + 30
A. (x + 5)(y - 6) B. (x - 6)(y + 5) C. (x - 6)(y - 5) D. (x + 5)(y + 6)
Mathematics
Solve the problem.A ball is thrown vertically upward at an initial speed of 
Its height (in feet) after t seconds is given by h(t) = t(80 - 16t)What is the maximum height attained by the ball?
A. 100 feet B. 133.3 feet C. 200 feet D. 88.9 feet
Mathematics
Perform the indicated operation. Write the result in standard form.(
- 2i)(
+ 2i)
A. 8 + 4i B. 10 C. 12 D. 8 - 4i
Mathematics
Solve.Find the area of a trapezoid if the two bases are 22 inches and 34 inches and the altitude is 16 inches.
A. 272 in.2 B. 896 in.2 C. 374 in.2 D. 448 in.2
Mathematics