Question

if m= 3 and n = 2 find the value of m²-n²- 2mn​

Answer 1

Step-by-step explanation:

m=3,n=2

m²-n²-2mn

(3)²-(2)²-2(3)(2)

9-4-12

-7

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Answer 2

Answer:

-7

Step-by-step explanation:

m^2-n^2-2mn

putting the value of m and n

3^2-2^2-2.3.2

9 - 4 - 12

9 - 16

= -7