Find all solutions of the equation. Express the solution in radians.cos x = 
A. 
+ 2n? or 
+ 2n?
B. 
+ 2n? or 
+ 2n?
C. 
+ 2n? or 
+ 2n?
D. 
+ 2n? or 
+ 2n?
Answer: C
Mathematics
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Use the distributive property to factor the following.(y + 1)x - (y + 1)
A. x2(y - 1) B. x(y + 1) C. x(y + 1)2 D. (y + 1)(x - 1)
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Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a4 when a1 = 6, r = -5.
A. -125 B. -750 C. 750 D. 3750
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What is the annual percentage yield (APY) for money invested at the given annual rate? Round results to the nearest hundredth of a percent.5% compounded semiannually
A. 5.00% B. 5.13% C. 5.09% D. 5.06%
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Find the exact value of sin 300º. ?
A. 
B. 
C. 
D. 
E. 
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