Use a sum or difference identity to find the exact value.sin 15°
A. 
B. 
C. 
D. - 
Answer: B
Mathematics
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Determine whether the graph is the graph of a function.
A. Yes B. No
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Determine whether the indicated ordered pair lies on the graph of the given equation.y = 5x2 - 1, (-1, 4)
A. Yes B. No
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Verify the identity.tan2x = sec2x - sin2x - cos2x
What will be an ideal response?
Mathematics
Solve the equation.2 + 
= 
A. 
B. 
C. 
D. 
Mathematics