Question

please solve the 1 St one.....

Answer 1

Let, x = 6+6+6+.....∞−−−−−−−−√−−−−−−−−−−−−−√−−−−−−−−−−−−−−−−−−√6+6+6+.....∞
Squarring both sides,
x2=6+6+6+6+.....∞−−−−−−−−√−−−−−−−−−−−−−√−−−−−−−−−−−−−−−−−−√x2=6+6+6+6+.....∞
x2=6+xx2=6+x
x2−x−6=0x2−x−6=0

On solving, we will get x = 3 or x = -2