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Find using appropriate identity (1.03)-(0.97)

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Find using appropriate identity (1.03)-(0.97)

Posted by Venigalla Swathi 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Vishaal Narayanan 6 years, 6 months ago

1.03=10+3 , 0.97=10-3 (1.03)-(0.9)=(10+3)(10-3) Identity=(a+b)(a-b)=a^2-b^2 a=10 , b=0.3 =10^2-0.3^2 =100-0.9 =0.91

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