Use the fundamental identities to simplify the expression.cos ? - cos ? sin2?
A. sin ?
B. tan2?
C. cos3?
D. sec2?
Answer: C
Mathematics
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Solve the differential equation.
= 7x6cos2 y
A. y = x7 + C B. y = tan (x7 + C) C. y = tan-1 (x7 + C) D. y = tan-1 (x6 + C)
Mathematics
Solve the problem.Stephanie is at the Mall and wants to stop at the bank on the way home. How many different direct routes can she take to make the trip from the Mall to her house, stopping at the bank on the way?
A. 30 B. 48 C. 24 D. 40
Mathematics
Solve the problem.If the derivative of an even function f(x) is zero at x = c, can anything be said about the value of 
Give reasons for your answer.
What will be an ideal response?
Mathematics
Solve the problem.Draw the segment whose endpoints are P and Q. Name the segment in two ways.
A. 
or 
B. 
or 
C. 
PQ or QP
D. 
or 
Mathematics