Question

Rationalise the denominator ofनेशनलाइज द डिनॉमिनेटर ऑफ वन बाय 3 प्लस रूट 2 ​

Answer 1

Answer:

1/3+√2

means if any thing not there at down we has to take 1

so,

1/3+√2/1

cross mutiplication

1(1)/3(√2)

1/3√2

rationalizing denominator

1/3√2+3√2/3√2

3√2/(3√2)square 2

we as to use formula

(a+b)square 2=a2+2ab+b2

3√2/(3)2+2(3)(√2)+(√2)2

here √ and 2 will get cancled

3√2/9+6√2+2

3√2/11+6√2

1/11+2

1/13

hope this helps you....