Question

solve the ticked ones please and factorise it ​

Answer 1

Step-by-step explanation:

{(2m)^2+12mn+(3n)^2}/(2m+3n)

={(2m)^2+2×2m×3n+(3n)^2}/(2m+3n)

={(2m+3n)^2}/(2m+3n)

={(2m+3n)(2m+3n)}/(2m+3n)

=(2m+3n)

Answer of iv) is (5b-2c),solve in same way as above