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प्रश्न
Evaluate : (a + bc) (a − bc) (a2 + b2c2)
बेरीज
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उत्तर
(a + bc) (a − bc) (a2 + b2c2)
= [(a)2 − (bc)2] (a2 + b2c2) ...........[(a+b) (a−b) = a2 − b2]
= (a2 − b2c2) (a2 + b2c2) ..........[ ∵ (a+b) (c−b) = a2 − b2]
= a4 − b4c4
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Product of Sum and Difference of Two Terms
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