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

Posted by Shreya Gupta 4 years, 2 months ago

CBSE > Class 08 > Mathematics

3 answers

Sia ? 4 years, 2 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

0Thank You

Nisha Pawar 4 years, 2 months ago

(x+3)^2

0Thank You

Palash Sharma 4 years, 2 months ago

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

0Thank You

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CBSE > Class 08 > Mathematics