Question

If m = 3 and n = 2 find the value of i) m2-n2ii) 2m-2

Answer 1

Hint :— If m = 3 ; n = 2

(i) m² – n²

( putting the values )

= (3)² – (2)² = 9 – 4 = 5

(ii) 2m – 2

( putting the values )

= 2 (3) – 2 = 6 – 2 = 3