Given that w is directly proportional to z and  when , find w when 

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A.
B. ?
C. ?
D. ?
E. ?

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Answer: A

Mathematics

Multiply or divide and write scientific notation for the result.(5 × 109)(7 × 108)

A. 3.5 × 1018 B. 3.5 × 1017 C. 35 × 1018 D. 35 × 1072

Find the absolute extreme values of the function on the interval.h(x) = x + 2, -3 ? x ? 3

A. absolute maximum is - 1 at x = -3; absolute minimum is -3 at x = 3 B. absolute maximum is - 1 at x = 3; absolute minimum is 1 at x = -3 C. absolute maximum is - 1 at x = -3; absolute minimum is 1 at x = 3 D. absolute maximum is 3 at x = 3; absolute minimum is 1 at x = -3

Solve the problem.Data representing the price and quantity demanded for hand-held electronic organizers were analyzed every day for 15 days. The logarithmic function of best fit to the data was found to be  Use this to predict the number of hand-held electronic organizers that would be demanded if the price were $275.

What will be an ideal response?

Find the exact value of the expression.sin 

A. ( - 1)
B.
C. -( - 1)
D. -