Question

If m= -2 and n= 2; find the value of: mn + nm​

Answer 1

★ Solution ★

Given -

m = -2

n = 2

We have to find

• mn + nm

= - 2 × 2 + 2 × (-2)

= -4 -4

= - 8

★ The answer is - 8 ★

Mr.Gupta✿

Answer 2

Answer:

m=-2

n=2

mn + nm means m×n = n×m so

m×n +n×m

-2×2 + 2×-2

-4 + -4

-4+(-4)

-4-4

-8