MCQ
$217$ નું ઘનમૂળ મેળવો.
- ✓$6.01$
- B$6.04$
- C$6.02$
- Dએકપણ નહીં.
On expansion by binomial theorem
$ = 6\,\,\left( {1 + \frac{1}{{3 \times 216}} - \frac{{1 \times 2}}{{3 \times 3 \times 2}}{{\left( {\frac{1}{{216}}} \right)}^2} + .....} \right) = 6.01$
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$\equiv a_0 + a_1x + a_2x^2 + a_3x^3 + ...... + a_mx^m$ હોય તો $\sum\limits_{r\, = \,0}^m {\,\,{a_r}}$ ની કિમત મેળવો