Find the product.(-5m2z4)(2m3z2)

A. -10m5z6
B. -10mz5
C. -10m6z5
D. -10mz6


Answer: A

Mathematics

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Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.10 - 5 + 4

A. 10
B. 65
C. -355
D. 355

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Factor completely. If the polynomial cannot be factored, say it is prime.(x + 7)2 - 17(x + 7) + 72

A. (x + 16)(x + 15) B. (x - 2)(x - 1) C. (x2 - 7x + 9)(x2 - 7x + 8) D. (x2 + 7x - 9)(x2 + 7x - 8)

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Solve the equation. + 5 = 4

A. 1 B. no solution C. 81 D. -1

Mathematics

Complete.8250 lb =  T

A. 4 
B. 5 
C. 8 
D. 3 

Mathematics