Find the requested value.Find f(-9) forf(x) = 
A. -18
B. 0
C. -27
D. 27
Answer: C
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (x + 8)x
A. x ln(x + 8)
B. (x + 8)x
C. ln(x + 8) + 
D. x + (8)x-1
Provide an appropriate response.Is x4y5z9 a common factor of x5y6z10and -x4y6z9?
A. Yes B. No
Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = e-x + 2; relative to f(x) = ex
A. Reflected across the y-axis;
moved left 2 units
B. Moved left 2 units;
reflected across the y-axis
C. Moved right 2 units;
reflected across the y-axis
D. Reflected across the y-axis;
moved right 2 units
Solve the inequality, giving its solution set in both interval and graph forms.-6(5a - 2) < -36a + 42
A. (-?, -36)
B. (5, ?)
C. (-36, ?)
D. (-?, 5)