Math, asked by mutturevula5180, 1 month ago

Rational and irrational number find the square of 4+root 7

Answers

Answered by rajekalpana25

0

Answer:

(4+√7)²=4²+√7²+2(4)(√7)=16+7+8√7=23+8√7

Hint- use identity: (a+b)²=a²+2ab+b².

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