If m n = n - (m+2) for any real number m and n find the value of 3(-5)?

  • A -6
  • B -8
  • C -10
  • D -12
jamb 2009mathematics

The correct answer is C. -10

Given that m n = n - (m+2) for any real numbers m and n, let's find the value of 3 (-5):

Substitute m = 3 and n = -5 into the expression m n:

3 (-5) = -5 - (3 + 2) = -5 - 5 = -10

So, the value of 3 -5 is -10.

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