Find the function value.Let f(x) = x2 + 4x + 2. Find f(-2).
A. -2
B. 14
C. -6
D. 10
Answer: A
Mathematics
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Solve the problem.Suppose that 
= 8. Find 
and 
.
A. 1; -8 B. 0; 8 C. -1; -8 D. 1; 8
Mathematics
Find the derivative of the function at P0 in the direction of u.f(x, y, z) = tan-1 
, P0(10, 0, 0), u = 12i - 3j + 4k
A. 
B. 
C. - 
D. 
Mathematics
Perform the indicated operation.
A. 1 B. 7 C. Undefined D. 0
Mathematics
Graph the function.f(x) = x3 - 4
A. 
B. 
C. 
D. 
Mathematics