Factorize expressions: 49 – a2 + 8ab – 16b2

Asked by Aaryan | 1 year ago |  86

1 Answer

Solution :-

We have,

49 – a2 + 8ab – 16b2

49 – (a2 – 8ab + 16b2)

49 – (a – 4b)2

By using the formula (a2 – b2) = (a + b) (a – b)

(7 + a – 4b) (7 – a + 4b)

-(a – 4b + 7) (a – 4b – 7)

Answered by Sakshi | 1 year ago

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