Question

please answer question 15​

Answer 1

anwer :

7+3√5/3+√5 = 7-√5 / 3-√5

7+3√5×3-√5/3+√5×3-√5 = 7-√5 ×3+√5/ 3-√5× 3+√5

21-7√5 +9√5-15/3^2-(√5)^2= 21+7√5 -9√5-15/3^2-(√5)^2

6-4√5/9-5=6-4√5/9-5

0=0 answer

Answer 2

Answer:

7+3_/5/3+_/5 - 7-3_/5/3-_/5=0

Step-by-step explanation:

7+3_/5/3+_/5 - 7-3_/5/3-_/5=0