A) 121
B) 11
C) 1331
D) 161
Correct Answer: A
Solution :
(a): \[188+\sqrt{53+\sqrt{y}}=196\] \[=\sqrt{53+\sqrt{y}}=8\] Squaring, \[53+\sqrt{y}=64\Rightarrow \sqrt{y}=11\] \[y=121.\]You need to login to perform this action.
You will be redirected in
3 sec