Multiply.3x3y5(9x3 - 3x2y2 + 7y3)
A. 27x6y5 - 9x5y7 + 21x3y8
B. 27x7y6 + 9x7y8 + 21x4y9
C. 27x6y5 - 9x3y5 - 21x3y6
D. 27x6 - 9x5y7 + 21y8
Answer: A
Mathematics
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A. (-8, -5) B. (-8, 5) C. (8, 5) D. (8, -5)
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A. 
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