Identities for irrational numbers

Trending Questions

Q. If $2^a=3^b=6^c$, then $c=$ .

1. $\frac{ab}{a+b}$
2. $\frac{a}{a+b}$
3. $\frac{a}{1+b}$
4. $\frac{abc}{a+b}$

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Q. $(\sqrt{4}+\sqrt{3})\times (\sqrt{4}-\sqrt{3})=$

1. 1
2. 2
3. 7
4. 3

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