Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Mathematics Relations and Functions Special Functions
If log (x + 4) + log (x - 4) = 2 log 4 then x is equal to ?
1
2
2
4
3
\(4 \sqrt 2\)
4
More than one of the above
5
None of the above