Complete the identity.
= ?
A. sin2 
B. 
C. cos2 
D. 
Answer: B
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Find the difference and simplify the answer. 
- 
A. 3015
B. 
C. 8
D. 
Solve the problem.A bank loaned out $54,000, part of it at the rate of 
per year and the rest at a rate of 
per year. If the interest received was $1595.00, how much was loaned at 
A. $33,000 B. $32,000 C. $22,000 D. $21,000
Simplify the expression. All exponents should be positive integers.(-4x6y-7) ? (2x-1y)
A. 
B. -8x5y8
C. 
D. 
Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. open interval; {x|4 < x < 7}; (4, 7) B. closed interval; {x|4 ? x ? 7}; [4, 7] C. half-open interval; {x|4 ? x < 7}; [4, 7) D. half-open interval; {x|4 < x ? 7}; (4, 7]