Factorize each of the following expressions

h.) 9w^2(2-3w-4w^2).

I.) x^3(42x^3+36x+49).

k.) 5ab(5a+3b).

l.) 9mn(3n-1m).

n.) 7p^2q^3(2p^2q+p-3q).

This is my answer...I hope it helps you

Grace weighed 167 pounds before she started her exercise program. Step-by-step explanation: Given, Weight lost by Grace = 45 pounds. Weight of Grace after exercise weeks = 122

Step-by-step explanation: sorry if im wrong