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प्रश्न
Factorise:
2a − 4b − xa + 2bx
योग
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उत्तर
2a − 4b − xa + 2bx
= (2a − xa) + (−4b + 2bx)
= a(2 − x) + 2b(−2 + x)
= a(2 − x) − 2b(2 − x)
Now factor out the common term (2 − x):
= (2 − x)(a − 2b)
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Factorisation by Grouping
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