MCQ
If $2^x=3^y=6^z$, then $\frac{1}{x}+\frac{1}{y}+\frac{1}{z}=$
- A$\frac{2}{x}$
- B$\frac{2}{y}$
- ✓$\frac{2}{z}$
- D1
✓
Answer
Correct option: C.
$\frac{2}{z}$
c
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The figure formed by joining the midpoints of the adjacent sides of a rectangle of sides $8\ cm$ and $6\ cm$ is a:
→In the given figure, $BOC$ is a diameter of a circle and $AB = AC.$ Then, $\angle\text{ABC}=?$
→Which of the following is not a solution of $3x + 4y = 12?$
→In which of the following figures are the diagonals equal?
He base of an isosceles triangle is $10\ cm$ and one of its equal sides is $13\ cm.$ The area of the triangle is:
→In the given figure, side $BC$ of $\triangle\text{ABC}$ has been produced to a point $D$. If $\angle\text{A}=3\text{y}^\circ \angle\text{B}=\text{x}^\circ, \ \angle\text{C}=5\text{y}^\circ$ and $\angle\text{CBD}=7\text{y}^\circ.$ Then, the value of $x$ is: 
→The consecutive sides of a quadrilateral have:
$\frac{1}{\big(3+2\sqrt{2}\big)}=?$
→Theorems are statements which are proved using definitions $............$ previously proved statements and deductive reasoning.
→In the given figure, equilateral $\triangle\text{ABC}$ is inscribed in a circle and $ABCD$ is a quadrilateral, as shown. Then, $\angle\text{BDC}=?$
→