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Use a suitable identity to solve …

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Use a suitable identity to solve the expression (x+3)(x+3)

Posted by Shreya Gupta 2 years, 6 months ago

CBSE > Class 08 > Mathematics

3 answers

Sia ? 2 years, 6 months ago

(x + 3)(x + 3) = (x + 3)²
= (x)² + 2 {tex}\times{/tex} x {tex}\times{/tex} 3 + (3)² [Using identity (a + b)² = a² + 2ab + b²]
= x² + 6x + 9

Nisha Pawar 2 years, 6 months ago

(x+3)^2

Palash Sharma 2 years, 6 months ago

[Using identity (a + b)2 = a2 + 2ab + b2]

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Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
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