Find the exact value of the expression.cot-1 
A.
B.
C.
D.
Answer: C
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Find the exact value under the given conditions.sin ? = , 0 < ? <
; cos ? =
, 0 < ? <
Find cos (? + ?).
A. -
B.
C.
D.
Decide whether the statement makes sense. Explain your reasoning.Juan won't have to pay any taxes this year. The profit from his business was less than the amount of the standard deduction.
What will be an ideal response?
What estimations are involved in present value measurements?
What will be an ideal response?
Use a calculator to solve the equation on the interval 0 ? ? < 2?. Round the answer to two decimal places.sin ? = 0.29
A. 0.29, 5.99 B. 0.39, 3.53 C. 0.29, 2.85 D. 0.39, 1.96