Math, asked by mohitbagda12345, 3 months ago

Cos’theta 65° divide by sin square25° +1​

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Answered by Anonymous
2

Answer:

In chemistry, pH is a scale used to specify the acidity or basicity of an aqueous solution. Acidic solutions are measured to have lower pH values than basic or alkaline solutions. The pH scale is logarithmic and inversely indicates the concentration of hydrogen ions in the solution.

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