Multiply.(5x2y)(4x5y4)
A. 9x7y4
B. 20x10y4
C. 20x7y4
D. 20x7y5
Answer: D
Mathematics
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Evaluate to four decimal places using a calculator.2
A. 0.0183 B. 7.3891 C. 54.5981 D. 0.1353
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Find the square.(5x + 12y)2
A. 25x2 + 120xy + 144y2 B. 25x2 + 144y2 C. 5x2 + 120xy + 144y2 D. 5x2 + 144y2
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Evaluate the polynomial.41 - 6x2 - 2x3, when x = -3
A. 41 B. 113 C. 31 D. 29
Mathematics