For the given functions, find the requested function or functional value.For f(x) = 
and g(x) = 7x + 4, find (g ? f)(x).
A. x + 8
B. x
C. 7x + 24
D. x - 
Answer: B
Mathematics
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Evaluate the integral.
A. 
+ C
B. 2 cot-1t + C
C. 
ln
+ C
D. ln
+ C
Mathematics
State the domain of the given function.y = 
A. All real numbers x > - 7 B. 7 C. All real numbers except 7 D. All real numbers
Mathematics
Rewrite the statement using the distributive property.3(9 - 7) = _______
A. 3 - 9 - 7 B. 3 ? 9 ? 7 C. 3 ? 9 - 7 D. 3 ? 9 - 3 ? 7
Mathematics
Solve using Cramer's rule.-3x - 3y - z = -49 x - 9y + 6z = -51 9x + y + z = 67
A. (7, 7, 4) B. (6, 9, 4) C. (9, 4, 9) D. (6, -9, -4)
Mathematics