$x$ માટે ઉકેલો: $3^{x}-3^{x-1}=486$

  • A
    $5$
  • B
    $6$
  • C
    $7$
  • D
    $9$

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સૌથી નાનો અપૂર્ણાંક શોધો જે $\frac{2}{5} \times \frac{15}{21} \times \frac{7}{10} \times \frac{3}{8}$ માં ઉમેરતા પૂર્ણાંક સંખ્યા મળે.

$0.04 \times 0.0162 = ?$

જો $x^{2}+y^{2}+z^{2}+2=2(y-x)$ હોય,તો $x^{3}+y^{3}+z^{3}$ ની કિંમત કેટલી થાય?

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જો $x+y+z=1, xy+yz+zx=-1, xyz=-1$ હોય,તો $x^{3}+y^{3}+z^{3}$ ની કિંમત શોધો.

$3640 \div 14 \times 16 + 340 = ?$

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