Monday, 6 February 2017

FACTORIZE 1A


Factorize completely qc + qr - cr - c2.  

Solution

= qc + qr - cr - c2.

= (qc + qr) – (cr - c2).      [Grouping the factors]

= q(c + r) - c(r + c).   [after factoring out]

 = (c + r)(q - c).

  Hence qc + qr - cr - c2. =  (c + r)(q - c).   

TRY THIS..................


Factorize completely pe + pr - re - e2

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