Question

factorize 9(2a-b)^2-4(2a-b)-13​

Answer 1

Answer:

9(2a+b)^2-4(2a+b)-13

(2a+b){9(2a+b)-4-13}

(2a+b){9(2a+b)-17}

(2a+b){18a+9b-17} ANS

Answer 2

Answer:

9-26a+13b÷2a-b

Step-by-step explanation:

9-26a+13b÷2a-b