જો $x = \frac{3}{10} + \frac{3 \cdot 7}{10 \cdot 15} + \frac{3 \cdot 7 \cdot 9}{10 \cdot 15 \cdot 20} + \ldots$ હોય,તો $5x + 8 = $

  • A
    $\frac{5 \sqrt{5}}{3 \sqrt{3}}$
  • B
    $\frac{5 \sqrt{5}}{\sqrt{3}}$
  • C
    $\frac{3 \sqrt{3}}{\sqrt{5}}$
  • D
    $\frac{25 \sqrt{5}}{3 \sqrt{3}}$

Explore More

Similar Questions

જો $|x| > 1$ હોય,તો $(1 + x)^{-2} = $

Difficult
View Solution

$\frac{1}{\sqrt[3]{(1-2 x)^2}}$ ના વિસ્તરણમાં $x^r$ નો સહગુણક શું છે?

$217$ નું ઘનમૂળ શું છે?

$1 - \frac{3}{16} + \frac{1 \cdot 4}{1 \cdot 2} \left(\frac{3}{16}\right)^2 - \frac{1 \cdot 4 \cdot 7}{1 \cdot 2 \cdot 3} \left(\frac{3}{16}\right)^3 + \ldots$

જો $y = \frac{3}{4} + \frac{3 \cdot 5}{4 \cdot 8} + \frac{3 \cdot 5 \cdot 7}{4 \cdot 8 \cdot 12} + \dots \infty$ હોય,તો

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