Factor by grouping.18r2 + 27ry - 2xr - 3xy
A. (2r + 3y)(9r - x)
B. (2r + 3y)(x - 9r)
C. (2r + 3y)(9x - r)
D. (3r + 2y)(9r - x)
Answer: A
Mathematics
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A. -28 + 56i B. 56 + 28i C. 56 - 28i D. -42i2 - 28i + 14
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Solve the inequality and graph the solution set.
? 2 + 
A. {x|x ? 9}
B. {x|x ? -9}
C. {x|x > 9}
D. {x|x ? 9}
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Perform the operation by applying the standard order of operations for a series of calculations.12 × 8 + 19 × 10
A. 2376 B. 286 C. 3240 D. 1150
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Find the monthly payment. Use the following table.
Beneficiary Age: 60Sex: MFace value: $15,000Settlement option: Fixed amountYears: 14
A. $114.45 B. $114.00 C. $126.90 D. $103.65
Mathematics