Question

prove:(root3+5)^2 is irrational​

Answer 1

Step-by-step explanation:

(√3+5)^2

it is in the form of (a+b)^2

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

=(√3)^2+(5)^2+2(√3)(5)

=3+25+10√3

=27+10√3

hence the given number is irrational.

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