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 Factorise:

(i)

  12 x +36

Answers (1)

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We have 
             12x = 2 \times 2 \times 3 \times x
                36 = 2 \times 2 \times 3 \times 3
 
So, we have  2 \times 2 \times 3 common in both 
Therefore, 

 12x + 36 =2 \times 2 \times 3 (x + 3)

    12x + 36 = 12(x + 3)

Posted by

Gautam harsolia

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