Question

factorise (2x+3y) ^2-1​

Answer 1

Answer:

heymate

hereisyouranswer

1−(2x−3y)

2

1−(2x)

2

+(3y)

2

−2(2x)(3y)

1−4x

2

+9y

2

−12xy

Answer 2

Step-by-step explanation:

Given expression is (2x+3y)²-1

It can be written as (2x+3y)²-1²

It is in the form of à²-b²

Here a=(2x+3y) and b=1

We know that a²-b²=(a+b)(a-b )(2x+3y)²-1²=(2x+3y+1)(2x+3y-1)

therefore

,(2x+3y)²-1=(2x+3y+1)(2x+3y-1)