Math, asked by khadkasamuel40, 1 month ago

(x+3) (x–3)
This is algebraic expressions​

Answers

Answered by shreekrishna35pdv8u8
1

Step-by-step explanation:

(x + 3)(x - 3) \\  =  {x}^{2}  -  {3}^{2}  \\  =  {x}^{2}  - 9

Answered by diwanamrmznu
2

\huge\star\pink{solution}

 = (x + 3)(x - 3) \\  \\ let \: a = x \\  \\ and \: b = 3 \\  \\ to \: we \: know \: that \\  \\ =  >  (a  + b)(a - b) = a {}^{2}  - b {}^{2}  \\  \\ =  >  (x + 3)(x - 3) = x {}^{2}  - 3 {}^{2}  \\  \\  =  > x {}^{2}  - 9

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I hope it helps you

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