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CBSE
MATHEMATICS · Subjective · CBSE · Mathematics · Polynomials · Polynomials
Problem
Factorise:
7
a
b
−
21
b
c
−
7
a
x
+
21
x
c
7ab - 21bc - 7ax + 21xc
7
ab
−
21
b
c
−
7
a
x
+
21
x
c
Related theory
Factorisation of Polynomials
Polynomials
Algebra
Common factor extraction
Factorisation
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