Question

Evaluate using suitable Identities
a) (x+3) (x-3)
b) (x+5) (x + 4)

it's important please answer me ​

Answer 1

Answer:

a) x(x-3)+3(x-3)

x2-3x+3x-9

x2-9

b)x(x+4)+5(x+4)

x2+4x+5x+20

x2+9x+20

MARK ME AS BRAINIEST ANSWER

Answer 2

Answer:

THIS ANSWER IS IN PAGE.

THIS ANSWER IS 100%CORRECT ANSWER.

Step-by-step explanation:

PLEASE MARK AS BRAINLIEST ANSWER.

PLEASE FOLLOW ME TO RECEIVE MORE GOOD ANSWER.