Question

rs agarwal class 8 question no 9 ex 6d

Answer 1

9.) (64x^2+81y^2+144xy)
[(8x)^2+(9y)^2+144xy]
(8x+9y)^2
(88+12)^2
100^2
10000

10.) (36x^2+25y^2-60xy)
[(6x)^2-(5y)^2-60xy]
(6x-5y)^2
(4-1)^2
3^2
9

Answer 2

10000is the answer hope it help you