Find the axis of symmetry of the given function.f(x) = -2x2 + 7x + 8
A. x = -
B. x =
C. x =
D. x = -
Answer: C
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Given y = f(u) and u = g(x), find dy/dx = f'(g(x))g'(x).y = sin u, u = 7x + 11
A. cos (7x + 11) B. - cos (7x + 11) C. - 7 cos (7x + 11) D. 7 cos (7x + 11)
Perform the indicated operation. Simplify if possible.- -
A.
B.
C.
D.
Use the horizontal line test to determine whether the function is one-to-one.
A. Yes B. No
Graph the radical function. Compare the graph to that of the square root function or cube root function.f(x) =
A. It looks like the graph of the cube root
function, but it is shifted 3 units down.
B. It looks like the graph of the cube root
function, but it is shifted 3 units up.
C. It looks like the graph of the cube root
function, but it is shifted 3 units to the left.
D. It looks like the graph of the cube root
function, but it is shifted 3 units to the right.