Establish the identity.csc2u - cos u sec u= cot2 u
What will be an ideal response?
csc2u - cos u sec u = csc2u - cos u ? 
= csc2u - 1 = cot2u
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Provide an appropriate response.If the series 
is integrated term by term, for what value(s) of x does the new series converge?
A. 5 ? x < 7 B. 5 < x ? 7 C. 5 < x < 7 D. 5 ? x ? 7
Find the axis of symmetry of the graph of the parabola.f(x) = 
(x - 4)2 + 4
A. x = 5 B. x = 3 C. x = -4 D. x = 4
Find the values of the variables for which the statement is true, if possible.
= 
A. m = 1; x = 8; n = -8; y = -3; p = 3 B. m = -8; x = 2; n = 1; y = -3; p = 3 C. m = -8; x = 8; n = 1; y = -3; p = 3 D. m = -8; x = 2; n = 8; y = -3; p = 3
Find all solutions to the equation.-2 = 4 - 6 tan 2x
A. x = 
+ n?, x = 
+ n?, for integers n
B. x = 2? + 2n?, for integers n
C. x = ? + n?, for integers n
D. x = 
+ n?, x = 
+ n?, for integers n