Solve the problem.How many different three-number "combinations" are possible on a combination lock having 27 numbers on its dial?

A. 8775
B. 17,550
C. 16,848
D. 33,696

Answer: B

Mathematics

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A.
B.
C.
D.

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Factor. Check by multiplying.25a3b4- 20a5b3

A. 5a3b3(5b - 4a2) B. 5a3b3(5b2 - 4a2) C. 5a3b4(5 - 4a2) D. 5a5b4(5a2 - 4b)

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Mathematics

Factor by grouping.20x2 + 24xy - 15xy - 18y2

A. (5x + 6y)(4x + 3y) B. (5x + 6y)(4x - 3y) C. (5x + 6)(4x - 3) D. (5x + 6)(4x + 3)

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Mathematics

Use technology (such as spreadsheet web site utilities, or a graphing calculator) to evaluate the function for .

?

?
Round the answer to four decimal places if necessary.
?

A. 1
B. 1.4414
C. 15.8000
D. 0.6938
E. 0.4309

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Mathematics