Simplify.(3x)2
A. 3x2
B. 9x
C. 9x2
D. 6x2
Answer: C
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Suppose that the functions f and g and their derivatives with respect to x have the following values at the given values of x. Find the derivative with respect to x of the given combination at the given value of x.
1/f2(x), x = 4
A. - 
B. - 
C. 
D. 
Express the rational number as a decimal. Then insert either < or > between the rational number to make the statement true.
A. < B. >
Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.cos 164°5'
A. -0.7616616 B. -0.5808308 C. -0.9616616 D. -0.4808308
Express the function as a trigonometric function of x.cos 4x
A. cos3x - 3 sin2x cos x B. 3 sin x - 4 sin3x C. cos4x - 6 sin2x cos2x + sin4x D. 4 sin x cos3x - 4 sin3x cos x