Math, asked by kaisu2jachitra, 1 year ago

Verify weather the following number are rational or irrational 1) (4+root5)+(4-root5)

Answers

Answered by mysticd

1

(4 +√5 )+ (4- √5)

= 4+√5 +4 - √5
= 8
rational
∴ given number is a rational number

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