Math, asked by kabir8726, 5 months ago

factorise 441x²-169y²

Answers

Answered by sparab69

0

Step-by-step explanation:

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Answered by shubhangiii

0

Answer:

Factors are : (21x - 13y) (21x + 13y)

Step-by-step explanation:

441x²-169y²

using identity : (a² - b²) = (a - b) x (a + b)

=> (21x)² - (13y)²

=> (21x - 13y) (21x + 13y)

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