a=2, b=3, c=5 এবং $D = \frac{1}{y} + \frac{1}{a + b} - \frac{1}{a} - \frac{1}{y + b}$ হলে -

$\frac{\log \sqrt{b^{3}} - b \log \frac{1}{a} - \frac{b}{a} \log (c a)}{\log (a b) - \log c}$ এর মান নির্ণয় কর।

Created: 8 months ago | Updated: 8 months ago

Updated: 8 months ago

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