Solve the problem.An open box is to be constructed from a square sheet of plastic by removing a square of side 4 inches from each corner, and then turning up the sides. If the box must have a volume of 1600 cubic inches, find the length of one side of the open box.
A. 19 in.
B. 20 in.
C. 28 in.
D. 24 in.
Answer: B
Mathematics
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Use the given functions to find the requested function.f(x) = 
, g(x) = 
Find fg.
A. (3x + 3)(4x - 25)
B. (3x + 3)(2x - 5)
C. (
)(
)
D. (2x - 5)(
)
Mathematics
Solve the equation.
x = 
A. 4
B. -4
C. 
D. - 
Mathematics
Evaluate the expression.60 + (-3)0
A. 2 B. 0 C. 3 D. 1
Mathematics
Find the product of the polynomials.(2k + 4)(2k3 - 5k2 + 5k + 5)
A. 4k4 - 2k3 - 10k2 + 30k + 20 B. 4k4 - 2k3 - 10k2 + 10k + 20 C. 4k4 - 30k3 - 10k2 + 30k + 20 D. 4k4 - 2k3 + 30k2 + 30k + 20
Mathematics