Factorise the following using appropriate identities
iii)x2-y2/100
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Answer:
x²- y²/100
= ( x²/100) - ( y²/100)
= (x/10)² - ( y/10)²
= ( x/10 + y/10 ) ( x/10 - y/10)
[ Using the identity a²- b² = (a+b) (a-b)]
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