For the given pair of functions, find the requested function.f(x) = 15x2 + 13x + 5 and g(x) = 9x2 + 7x - 7; (f - g)(x)
A. 6x2 + 6x - 2
B. 6x2 + 6x + 12
C. 6x2 - 6x - 12
D. 6x4 + 6x2 + 12
Answer: B
Mathematics
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Use your graphing calculator to graph the pair of functions for 
. (Make sure your calculator is set to radian mode.)
?
y = cos Bx for B = 1, 3
?
A. ?
B. ?
C. ?
D. ?
E. ?
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Simplify the factorial expression.
A. 
B. (n - 2)!
C. 
D. n - 2
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