Establish the identity.cot ( x + y) cot (x - y) = 
What will be an ideal response?
cot ( x + y) cot (x - y) = 
? 
= 
.
Mathematics
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Multiply.6390 ? 0.09
A. 5751 B. 57,510 C. 563.6 D. 575.1
Mathematics
Perform the indicated arithmetic.3
+ 1
A. 4
B. 5
C. 4
D. 4
Mathematics
Find the derivative of the function and evaluate f '(x) at the given value of x.
?
What will be an ideal response?
Mathematics
Perform the indicated operations.3[22 + 4(6 + 8)]
A. 336 B. 62 C. 180 D. 108
Mathematics