Verify the identity.1 - 
= - sin x
What will be an ideal response?
1 - 
= 1 - 
= 1 - 
= 1 - (1 + sin x) = -sin x
Mathematics
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Evaluate the improper integral.
A. 7 B. 8 C. 2 D. 14
Mathematics
Identify the group of terms as like or unlike.5z, -13z
A. Like B. Unlike
Mathematics
One root of the equation 
is 0. How many other roots are there?
?
A. 0 B. 4 C. 5 D. 6 E. none of these
Mathematics
Simplify the expression, leaving your answer with only positive exponents. Assume that all variables represent positive numbers.(x5)9/5
A. x5 B. x9 C. x3 D. x10
Mathematics