Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Number System Real Number
If a, b, c are positive real numbers, then \(\rm \sqrt{a^{-1}b}\times\sqrt{b^{-1}c}\times\sqrt{c^{-1}a}\) is equal to
1
1
2
abc
3
\(\rm\sqrt{abc}\)
4
More than one of the above
5
None of the above