નીચેના સમીકરણમાં પ્રશ્નાર્થ ચિહ્ન $(?)$ ની જગ્યાએ શું આવવું જોઈએ?
$30.01^{2} - 19.98^{2} - ? = 21.81^{2}$

  • A
    $49$
  • B
    $50$
  • C
    $16$
  • D
    $39$

Explore More

Similar Questions

$\frac{(243)^{\frac{n}{5}} \times 3^{2n+1}}{9^{n} \times 3^{n-1}}$ ની કિંમત શોધો.

$\left\{\frac{3 \sqrt{2}}{(\sqrt{3}+\sqrt{6})}-\frac{4 \sqrt{3}}{(\sqrt{6}+\sqrt{2})}+\frac{\sqrt{6}}{(\sqrt{2}+\sqrt{3})}\right\}$ ની કિંમત શોધો.

Difficult
View Solution

સાદું રૂપ આપો: $1-[2-\{5-(4-3-2)\}]$

$999 \frac{1}{2} + 999 \frac{1}{6} + 999 \frac{1}{12} + 999 \frac{1}{20} + 999 \frac{1}{30}$ ની કિંમત શું છે?

જો $x=\sqrt[3]{5}+2$ હોય,તો $x^{3}-6 x^{2}+12 x-13$ ની કિંમત શોધો.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo