log2128+log216=কত?
log2128+log216=কত? Correct Answer 11
<math xmlns = "http://www.w3.org/1998/Math/MathML"><msub><mi>og</mi><mn>2</mn></msub><mn>128</mn><mo> + </mo><msub><mi>log</mi><mn>2</mn></msub><mn>16</mn><mspace linebreak = "newline"/><mo> = </mo><msub><mi>log</mi><mn>2</mn></msub><msup><mfenced><mn>2</mn></mfenced><mn>7</mn></msup><mo> + </mo><msub><mi>log</mi><mn>2</mn></msub><msup><mfenced><mn>2</mn></mfenced><mn>4</mn></msup><mspace linebreak = "newline"/><mo> = </mo><mo> </mo><mn>7</mn><msup><msub><mi>log</mi><mn>2</mn></msub><mn>2</mn></msup><mo> + </mo><mn>4</mn><msup><msub><mi>log</mi><mn>2</mn></msub><mn>2</mn></msup><mspace linebreak = "newline"/><mo> = </mo><mfenced><mrow><mn>7</mn><mo>×</mo><mn>1</mn></mrow></mfenced><mo> </mo><mo> + </mo><mo> </mo><mfenced><mrow><mn>4</mn><mo>×</mo><mn>1</mn></mrow></mfenced><mo> </mo><mfenced open = "[" close = "]"><mrow><mo>∴</mo><mo> </mo><mi>log</mi><msup><mi>a</mi><mi>a</mi></msup><mo> = </mo><mn>1</mn></mrow></mfenced><mspace linebreak = "newline"/><mo> = </mo><mn>7</mn><mo> + </mo><mn>4</mn><mspace linebreak = "newline"/><mo> = </mo><mn>11</mn></math>
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