Math, asked by gokulrockz143, 3 months ago

it's under sum of square and qube roots​

Attachments:

Answers

Answered by ij20000005
1

Answer:

32/9

Step-by-step explanation:

5+√7/5-√7 + 5-√7/5+√7

= (5+√7)(5+√7) + (5-√7)(5-√7) / (5-√7)(5+√7)

= (5+√7)^2 + (5-√7)^2/ (5)^2 - (√7)^2

(a+b)^2 = a^2 + 2ab + b^2

(a-b)^2 = a^2 - 2ab + b^2

= 25 + 10√7 + 7 + 25 - 10√7 + 7 / 25 - 7

= 50 + 14 / 18

= 64 / 18

= 32 / 9

I hope this will help you.....

plz follow

Similar questions