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Simplifying
4c2 + -121d2 = 0
Solving
4c2 + -121d2 = 0
Solving for variable 'c'.
Move all terms containing c to the left, all other terms to the right.
Add '121d2' to each side of the equation.
4c2 + -121d2 + 121d2 = 0 + 121d2
Combine like terms: -121d2 + 121d2 = 0
4c2 + 0 = 0 + 121d2
4c2 = 0 + 121d2
Remove the zero:
4c2 = 121d2
Divide each side by '4'.
c2 = 30.25d2
Simplifying
c2 = 30.25d2
Take the square root of each side:
c = {-5.5d, 5.5d}
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