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Mathematics
Algebra
Polynomial multiplication
Multiply 9x2(2x2 + 8x). (1 point) Responses 18x4 + 72x3 18 x 4 + 72 x 3 18x2 + 72x3 18 x 2 + 72 x 3 11x4 – 17x3 11 x 4 – 17 x 3 90x4
1 answer
18x4 + 72x3
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