The identity is from the book Plane and Spherical Trigonometry with Tables by Rosenbach, Whitman, and Moskovitz, and published by Ginn and Company in 1937. Verify the identity.
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What will be an ideal response?
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Mathematics
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Solve the problem.Andrew's gross income each week is $325. Andrew has $13 deducted for health insurance. What percent of his gross income is deducted for health insurance?
A. 6% B. 14% C. 3% D. 4%
Mathematics
The graph of 
is given in the figure. State whether 
or 
A. a > 0 B. a < 0
Mathematics
Solve.On an architect's blueprint, 1 inch corresponds to 6 feet. If an exterior wall is 
long, find how long the blueprint measurement should be. Write answer as a mixed number if necessary.
A. 1
in.
B. 5
in.
C. 48 in.
D. 16 in.
Mathematics
Find the quotient and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics