Evaluate the expression for othe given values of the variables.(x + 2y)2 for x = 4, and y = 4
A. 24
B. 144
C. 36
D. 12
Answer: B
Mathematics
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Find the range of the function.f(x) = x2 + 10x + 15
A. [-5, ?) B. (-?, -5] C. (-?, 0] D. [-10, ?)
Mathematics
Solve.Amy can clean the house in 6 hours. When she works together with Tom, the job takes 4 hours. How long would it take Tom, working by himself, to clean the house?
A. 12 hr
B. 12
hr
C. 13 hr
D. 2 hr
Mathematics
Divide the monomials.
A. 5x5 B. -5x11 C. -5x5 D. 5x11
Mathematics
Solve.The length and width of a rectangle have a sum of 84. What dimensions give the maximum area?
A. Length 32 and width 52 B. Length 41 and width 43 C. Length 42 and width 42 D. Length 33 and width 51
Mathematics