Question

Use suitable Identities and find ●( X - 5 ) ( x-5 )●( 3x +2 ) (3x -2 )●( 1+x )(1+x) ​

Answer 1

Answer:

$.$

Step-by-step explanation:

IdEnTiTy UsED

${x}^{2} - {y}^{2} = (x + y)(x - y)$

1)

$(x - 5)(x - 5)$

=(x-5)²

2)

$(3x - 2)(3x + 2)$

${(3 x)}^{2} - {(2)}^{2}$

$= 9 {x}^{2} - 4$

3)

$(1+x)(1+x)$

= (1+x)²