Verify the identity.csc2 t - cos t sec t= cot2 t
What will be an ideal response?
csc2 t - cos t sec t = csc2 t - cos t ? 
= csc2 t - 1 = cot2 t
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A. 45? B. 90? C. 10? D. 5?
Find a formula for the nth term of the arithmetic sequence whose first term a and common difference d are given.a = 
, d = 
A. an = 
n + 
B. an = 
n + 
C. an = 
n + 
D. an = 
n - 
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A. True B. False
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A. 1,000,000 B. 210 C. 24 D. 5040