Simplify the expression.(3ab)2
A. 5a2b2
B. 3a2b2
C. 6a2b2
D. 9a2b2
Answer: D
Mathematics
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Write an equivalent expression. Use an associative law.(x + 9) + y
A. y + (x + 9) B. x(9 + y) C. x + (9 + y) D. (9 + x) + y
Mathematics
Find the indicated probability.Each digit from the number 5,939,669 is written on a different card. If one of these cards is selected at random, what is the probability of drawing a card that shows 5 or 6?
A. 
B. 
C. 
D. 
Mathematics
Use the definition or identities to find the exact value of the indicated trigonometric function of the acute angle ?.sin ? = 
Find csc ?.
A. 
B. 
C. 
D. 
Mathematics
Find the area of the triangle. If necessary, round the answer to two decimal places.a = 6, b = 6, c = 7
A. 21.14 B. 18.25 C. 15.54 D. 17.06
Mathematics