Establish the identity.csc 4 x - cot 4 x = csc 2 x + cot 2 x
What will be an ideal response?
csc 4 x - cot 4 x = (csc 2 x + cot 2 x)(csc 2 x - cot 2 x) = (csc 2 x + cot 2 x)(1) = csc 2 x + cot 2 x.
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Use the compound interest formula to determine the accumulated balance after the stated period. Assume that interest is compounded annually.$8000 is invested at an APR of 3.1% for 5 years.
A. $249.50 B. $1240.00 C. $9319.30 D. $9039.09
Provide an appropriate response.Which of the following will allow the federal debt to be retired?
A. Zero gross debt B. Zero net surplus C. Zero gross deficit D. Zero net deficit
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, sin ? > 0Find cos 
.
A. - 
B. - 
C. 
D. 
Establish the identity.
= 
What will be an ideal response?