Solve. Write the answer as a mixed number in simplest form.A pair of boards needs adjustment. One board is 75 inches and the other is 65 inches. Find how much the longer board should be shortened to make both boards the same length.

A. 140 in.
B. 4 in.
C. 10 in.
D. 9 in.


Answer: D

Mathematics

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Find the logarithm using the change-of-base formula.log8.9 249

A. 2.3962 B. 27.9775 C. 0.3962 D. 2.5239

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Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 22.5°

A. - 
B.
C. - 
D.

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Find a function that satisfies the given conditions and sketch its graph.f(x) = 1, f(x) = -1, f(x) = -1, f(x) = 1

What will be an ideal response?

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