Question

plz answer fast!!!
if √5=2.236and √6=2.449.find the value of 1+√2/√5+3 + 1+√2/√5-√3

Answer 1

RATIONALISATION OF THE DENOMINATOR OF A BINOMIAL IRRATIONAL NUMBER : To rationalise the denominator of a binomial irrational number we multiply and divide the given binomial irrational number by the conjugate number of the irrational number in the denominator of the given expression.

CONJUGATE IRRATIONAL NUMBER : The binomial irrational numbers which differ only in sign (+ or -) between terms connecting them, are called conjugate irrational numbers.
•The conjugate irrational number of √a +√b is √a -√b.
MISTAKE IS IN THE QUESTION.
CORRECT QUESTION IS :
(1 - √2) / √5+√3 + (1 + √2) / √5 - √3

SOLUTION IS IN THE ATTACHMENT

HOPE THIS WILL HELP YOU...