Q. Solve the following logarithm problem for the positive solution for x.logx5=21Answer:
Understand the logarithmic equation: Understand the logarithmic equation.The equation logx5=21 means that x raised to the power of 21 equals 5. We need to find the value of x that satisfies this equation.
Convert to exponential form: Convert the logarithmic form to exponential form.Using the definition of a logarithm, we can rewrite the equation in its exponential form: x21=5.
Solve for x: Solve for x.To find x, we need to get rid of the exponent 21. We can do this by raising both sides of the equation to the power of 2, which is the reciprocal of 21.(x21)2=52x=25
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