Evalute using identitity: (105)
²
Answers
Answered by
3
Answer:
11025
Step-by-step explanation:
(105)=100+5
(a+b)^2=a^2+2ab +b^2
a=100, b=5
(100+5)^2= (100)^2+2x100x5+ (5)^2
= 10000+ 1000+25
11025
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