To solve the equation log7x = -2, we need to rewrite the equation in exponential form.
In logarithmic form, log7x = -2 means that 7 raised to the power of -2 is equal to x.
We can rewrite this equation as 7^(-2) = x.
Simplifying this, we have 1/7^2 = x.
So, x = 1/49.
log7x=-2
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