Q5 of 274 Page 64

Factorize:

150 – 6x2

We have,



= 6(25 – x2)


We can also write the expression as:


6[(5 )2 – (x)2]


Now,


Using identity: a2 – b2 = (a – b)(a + b)


6(5 - x) (5 + x)


Hence,


The given expression can be factorized as: 6(5 - x)(5 + x)


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