Factorise a squared - b squared

1 answer:

5 0

(a-b)(a+b) because when you reverse the sum you do axa and ax-b xx

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Rudiy27

Answer:

2 is 17.5

Step-by-step explanation:

bc the half of 4 is 2 since 4 is 35 we have to find the half of 35 and how we do that is by dividing it by 2.

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