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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Solve.A 51-foot piece of wire is cut into two pieces. One piece is twice as long as the other. Find the lengths.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the logarithm using the change-of-base formula.log8.9 249
A. 2.3962 B. 27.9775 C. 0.3962 D. 2.5239
Mathematics
Use the Half-angle Formulas to find the exact value of the trigonometric function. sin 22.5°
A. - 
B. 
C. - 
D. 
Mathematics
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?
Mathematics