Evaluate the indicated function with the given information.Find the value of sin  if tan ? =  (180° < ? < 270°).

A.
B.
C.
D.


Answer: B

Mathematics

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The curves and (t) = (sint, sin5t, t) intersects at the origin. Find their angle of intersection correct to the nearest degree.

What will be an ideal response?

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A women's clothing chain store, found that t days after the end of a sales promotion the volume of sales was given by     dollars. Find to the nearest dollar the rate of change of sales volume when   t = 2. ? $__________

Fill in the blank(s) with the appropriate word(s).

Mathematics

Determine whether matrix B is the inverse of matrix A by finding the product AB.A = , B = 

A. B = A-1 B. B ? A-1

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Simplify.

A. 5 B. 3 C. 9 D. ±3

Mathematics