Question

7. If a and b are rational numbers and √11-√ 7)/√11 +√ 7=a -b √77.Find the value of a and b​

Answer 1

Answer:

a= 4 , b= 0

Step-by-step explanation:

$(\sqrt{11} - \sqrt{7} )( \sqrt{11} + \sqrt{7} ) \\ = ({ \sqrt{11} })^{2} - ( { \sqrt{7} )}^{2} = 11 - 7 = 4$

therefore a= 4 ,b= 0

Answer 2

Answer:

vbhhgbbnhbhsbhadbjsahassajsdhshshhdshjaajhhajdj

Step-by-step explanation: