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28 July, 06:50

For which values of m and n will the binomial m^3 * n^2 + m^2 * n^5 have a positive value?

A) m = 3, n = - 1

B) m = - 2, n = - 2

C) m = - 3, n = - 5

D) m = 1, n = - 2

* * "^" means to the power of (exponents)

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Answers (1)
  1. 28 July, 07:09
    0
    Answer: A) m = 3, n = - 1

    plug in:

    m^3 * n^2 + m^2 * n^5

    = (3) ^3 * (-1) ^2 + (3) ^2 * (-1) ^5

    = 27 x 1 + 9 x (-1)

    = 27 - 9

    = 18
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