Find the exact value by using a sum or difference identity.tan 
A. 
B. 2 - 
C. 2 + 
D. 
Answer: B
Mathematics
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Match the equation with its graph.y = 2x
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to evaluate the expression. Round your answer to three decimal places
A. -5.166 B. -2.244 C. 1.065 D. 0.423
Mathematics
Add.10 + (-18)
A. 8 B. -8 C. -28 D. 28
Mathematics
Divide and write the answer in simplest form.-135 ÷ 5
A. - 
B. 27
C. -37
D. -27
Mathematics