Question

factorise :
1- ба + 9а^2

plz it's urgent. ​

Answer 1

Answer:

First write the factors of 9

1×9

3×3

-3-3= -6 right so

9a^2-3a-3a+1

9a(a-3)+1(a-3)

(9a+1)(a-3) Ans

Hope it helps.

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Answer 2

Answer:

The given expression 1/3 x^2 - 2x - 9 can be factorised as follows: 13 x^2 - 2x - 9 = x^2-6x-273 = 13 (x^2 - 6x - 27) = 13 (x^2 - 9x + 3x - 27) = 13 [x(x .