Question

If m = -2 and n = 3, find the value of m2 + n2 - 2mn.​

Answer 1

Answer:

Hai,

Here is your answer,

Given,

m=(-2)

n=3

According to the condition,

m2+n2-2mn

4+9-(2×2×3)

(4+9)-12

13-12

=1

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Answer 2

given , m = -2 and n = 3

m2 + n2 - 2mn

= -2 × 2 + 3 × 2 - 2 × -2 × 3

= -4 + 6 - (-12)

= 2 + 12

= 14