Multiply by using the rule for the square of a binomial.(5x + 12)2
A. 25x2 + 144
B. 25x2 + 120x + 144
C. 5x2 + 144
D. 5x2 + 120x + 144
Answer: B
Mathematics
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Compute the gradient of the function at the given point.
A. ?f = -12i - 80j B. ?f = -18i - 80j C. ?f = -36i - 80j D. ?f = -12i + 10j
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Find a polar equation in the form r cos(? - ?0) = r0 for the given line.
x + y = 4
A. r cos 
= 2
B. r cos 
= 2
C. r cos 
= 2
D. r cos 
= 2
Mathematics
Provide an appropriate response.Explain why the function f(x) = (x - 1)2 + 7 is not a one-to-one function.
What will be an ideal response?
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Find the domain of the function.f(x) = 
A. all real numbers, or (-?, ?) B. {x|x ? -7}, or (-?, -7) ? (-7, ?) C. {x|x < 7}, or (-?, 7) D. {x|x ? 0}, or (-?, 0) ? (0, ?)
Mathematics