Find the function value.Find f(8) when f(x) = -
.
A. -5
B. 3
C. 8
D. 5
Answer: A
Mathematics
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Find the product.(5a + 7c)(5a - 7c)
A. 25a2 + 70ac - 49c2 B. 25a2 - 49c2 C. 25a2 - 70ac - 49c2 D. 5a2 - 7c2
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Find the angle between the given vectors, to the nearest tenth of a degree.a = 3i + 5j, b = -4i + 6j
A. 64.7° B. 177.3° C. 65.7° D. 91.4°
Mathematics
Find the vertical asymptotes, if any, of the graph of the rational function.f(x) = 
A. x = -1, x = 1 B. x = 1 C. x = -1 D. no vertical asymptote
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Refer to the graph of the linear function defined by 
or the graph of the linear functions defined by 
and 
to solve the equation or inequality.
f(x) - g(x) = 0
A. {2} B. {5} C. {4} D. {9}
Mathematics