Question

Rationalise the denominator of the following

(a)

+√

(b)

√−√

(c)

√−​

Answer 1

Answer:

uytwuditsueaus8s73eitcglsis74s5opys1 31233557800y4212589007 it 2125 to 00974312456990753113578000096554

Answer 2

Answer:

stion 1:

Rationalise the denominator of each of the following (i-vii):

(i) 35√

(ii) 325√

(iii) 112√

(iv) 2√5√

(v) 3√+12√

(vi) 2√+5√3

(vii) 32√5√

ANSWER:

(i) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.

(ii) We know that rationalization factor foris. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.

(iii) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.

(iv) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.

(v) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.

(vi) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to.

(vii) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get

Hence the given expression is simplified to