Question

by using identity solve; (302)^2

Answer 1

Step-by-step explanation:

(a+b)²=a²+b²+2ab

(300+2)²=300²+2²+1200

=90000+4+1200

=91204

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Answer 2

Answer:

91204

identity used-

(a+b)^2= a^2 +2ab+b^2

Step-by-step explanation:

(302)^2

= (300 + 2)^2

300^2 + 2*300*2 + 2^2

90000+1200+4

= 91204

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