12,5 \times 10 ^ { - 8 } kg
Evaluate
\frac{gk}{8000000}
Differentiate w.r.t. k
\frac{g}{8000000}
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12,5\times \frac{1}{100000000}kg
Calculate 10 to the power of -8 and get \frac{1}{100000000}.
\frac{1}{8000000}kg
Multiply 12,5 and \frac{1}{100000000} to get \frac{1}{8000000}.
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