We have, #10; #10; x^2 10x+9 #10; #10; x^2 ( 9+1 )x+9 #10; #10; x^2 9x 1x+9 #10; #10; x( x 9 ) 1( x 9 ) #10; #10; ( ...

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Polynomial and Its General Form

Factorise. x...

Question

Factorise.
$x^{2} - 10 x + 9$

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Solution

We have,

$x^{2} - 10 x + 9$

$x^{2} - (9 + 1) x + 9$

$x^{2} - 9 x - 1 x + 9$

$x (x - 9) - 1 (x - 9)$

$(x - 9) (x - 1)$

Hence, this is the answer.

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