Verify the identity using cofunction identities for sine and cosine and basic identities.
Mathematics
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Solve the given equation for x.log327 = x
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation.37 ? (-21)
A. 777 B. -814 C. -777 D. -877
Mathematics
Find the indicated relative minimum or maximum.Minimum of f(x,y) = x2 + y2 - xy,subject to x - y = 10
A. f(5, -5) = 75 B. f(5, 5) = 25 C. f(1, 2) = 3 D. f(2, -1) = 7
Mathematics
Find the square.(4a - 1)2
A. 16a2 - 8a + 1 B. 16a2 + 1 C. 4a2 - 8a + 1 D. 4a2 + 1
Mathematics