The value of m is 3. Therefore, option B is the correct answer.
Given that, [tex]5^{4m} =5^{12}[/tex].
Solving Exponential Equations
Step 1: Express both sides in terms of the same base.
Step 2: Equate the exponents.
Step 3: Solve the resulting equation.
Now, 4m=12
⇒m=3
Therefore, option B is the correct answer.
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