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Factorise 49x²-y² class 8​
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10 votes
Factorise 49x²-y² class 8​

User Woockashek
by
3.8k points

2 Answers

3 votes

Answer:

(7x-y)×(7x+y)

Explanation:

49x²-y²

7²x²-y²

(7x²)-y²

(7x-y)×(7x+y)

User Vladimir Berezkin
by
3.9k points
12 votes

Answer:

(7x-y)(7x+y)

Explanation:

User Ethanneff
by
3.9k points
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