MCQ
If $x+\sqrt{15}=4$, then $x+\frac{1}{x}=$
- A2
- B4
- ✓8
- D1
✓
Answer
Correct option: C.
8
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 distance of the point $P(4, 3)$ from the origin is:
→In Fig. what is $y$ in terms of $x?$
→In figure, if $I_1 \| I_2$, what isb the value of $y?$
→In $\triangle\text{ABC, AB = AC}$ and $\angle\text{B}=50^{\circ}.$ Then, $\angle\text{A = } ?$
→The equation $x = 7$ in two variables can be written as:
→If $\left(m^2-3\right) x^2+3 m x+3 m+1=0$ has roots which are reciprocal of each other, then the value of m equals
→Zero of the zero polynomial is:
The base of an isosceles triangle is $8\ cm$ long and each of its equal sides measures $6\ cm$. The area of the triangle is:
→In $\triangle A B C$ and $\triangle D E F$ its is given that $\angle B=\angle E$ and $\angle C=\angle F$ in order that $\triangle A B C \cong \triangle D E F$ we must have
→A data is such that its maximum value is $75$ and range is $20,$ then the minimum value is:
→