Question

y²-25
Factorise the following:-​

Answer 1

(y-5) (y+5)

.........

Answer 2

Answer:

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Step-by-step explanation:

y2-25=(y-5) (y+5)

*additional method

y(y+5)-5(y+5)

y2+5y-5y+25

+ and - signs are removed so both the 5y will be removed we got y2 +25

we got the question again by alternative method so our ans is right

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