Multiply.(-4x2y3)(8xy4)(5x5y)
A. 9x10y12
B. -160x10y12
C. 9x8y8
D. -160x8y8
Answer: D
Mathematics
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Factor completely.3x4 + 10x2 + 8
A. (x2 + 2)(x2 + 4) B. (x2 + 2)(x2 - 6) C. (x2 + 2)(3x2 + 4) D. (x2 + 2)(3x2 - 6)
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Find the exact value of the expression.cos
A.
B.
C.
D.
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Complete.668 mm = cm
A. 6680 B. 66.8 C. 66,800 D. 6.7
Mathematics
Round the whole number to the given place value.458, tens
A. 460 B. 450 C. 560 D. 470
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