Find the indicated angle.Identify the pair or pairs of complementary angles.
A. ?ABD and ?FBC; ?DBE and ?EBF
B. ?DBE and ?EBF
C. ?ABD and ?EBF; ?DBE and ?FBC
D. ?ABD and ?FBC
Answer: A
Mathematics
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What will be an ideal response?
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Find the product.(2x + 9y)2
A. 4x2 + 36xy + 81y2 B. 2x2 + 36xy + 81y2 C. 2x2 + 81y2 D. 4x2 + 81y2
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Find the domain and the vertical asymptote of the function.f(x) = ln x - 6
A. Domain: [0, ?); vertical asymptote: x = 0 B. Domain: (- 6, ?); vertical asymptote: x = - 6 C. Domain: (-?, ?); vertical asymptote: none D. Domain: (0, ?); vertical asymptote: x = 0
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Simplify the expression. Assume that all variables are positive.
? 
A. 
B. 
C. 
D. 
Mathematics