14. If m = -2 and n = 6, find the value of : 2 a. m² + n² 2b. m + 3m – InterviewSolution

1.

14. If m = -2 and n = 6, find the value of : 2 a. m² + n² 2b. m + 3mn

Answer»

Step-by-step EXPLANATION:

m²+n²= (-2)²+(6)²

=>4+36= 40

2b). m²+3mn=(-2)²+3(6)(-2)

=>4-36= -32

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