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Factorise x^2-4 in maths

User Hidroto
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2 Answers

5 votes
The person above me is correct.
User Sourabh Kumbhar
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4 votes

Answer:

(x-2)(x+2)

Explanation:

use the difference of squares

x²-4 = x²-2² = (x-2)(x+2)

User Olmo
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