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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