make c the subject of formula
mc squared -2k=mg
You asked:
Solve the equation \[m \cdot {c}^{2} - 2 k = m g\] for the unknown \(c\).
MathBot Answer:
$$\begin{aligned}c &= \sqrt{\frac{g m + 2 k}{m}}\\c &= - \sqrt{\frac{g m + 2 k}{m}}\end{aligned}$$