Find the average rate of change for the function over the given interval.Find the average rate of change from (-2, 6) to (1, -3).

A. - 
B. -3
C. 3
D.


Answer: B

Mathematics

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Show that the function is a solution of the wave equation.w(x, t) = cos (9ct) sin (9x)

A. Yes B. No

Mathematics

Find the limit. ? ?

A.
B.
C.
D.
E.

Mathematics

Find a polynomial function f(x) of least possible degree having the graph shown.

A. f(x) = -3(x + 2)(x - 1) B. f(x) = 3(x + 2)(x - 1)3 C. f(x) = -3(x + 2)(x - 1)3 D. f(x) = (x + 2)(x - 1)3

Mathematics

In the problem, sin ? and cos ? are given. Find the exact value of the indicated trigonometric function.sin ? = , cos ? = Find tan ?.

A.
B.
C.
D.

Mathematics