Math, asked by shreyashukla81, 6 months ago

Factorise using appropriate identities
7x^2 - 28

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Answers

Answered by mannupreetu20

2

Answer:

7(x-2)(x+2)

Step-by-step explanation:

7x²-28

7(x²-4)

7(x+2)(x-2)

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Answered by mg3514282

2

Step-by-step explanation:

by property of factorising = (a+b)(a-b)=a²-b²

and mark as brainliest

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