Question

state with reason which of the following are rational number and which are irrational number 1.√225 √4. 2.6√50+√125​

Answer 1

Answer:

1) Rational

2) Irrational

Step-by-step explanation:

$Any \: number \: which \:is\\of \:the \:form \:\frac{p}{q},\\where\: p,q \:are \: integers \:and \:q≠0$

1) √225 ×√4

= √15² × √2²

= 15 × 2

= 30/1 [ p/q form ]

it is a rational number.

2) 6√50+√125

= 6√(5²×2) + √(5²×5)

= 6×5√2 + 5√5

= 30√2+5√5

(Irrational number )

√2, √5 are irrational.

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