Question

(√2+ √5)²=
a. 10
b. 7+2√5
c. 7- √10
d. 2√10​

Answer 1

Answer:

option b

Step-by-step explanation:

= (root 2 + root 5)^2

= (root 2)^2 + 2(root 2)(root 5) + (root 5)^2

= 2 + 2 root 5 + 5

= 7 + 2 root 5

Answer 2

Sorry buddy the answer is not in the option but still after solving the answer will be 7+2√10. As u can see above.

Hope it helps.