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Simplifying
121z2 + -16 = 0
Reorder the terms:
-16 + 121z2 = 0
Solving
-16 + 121z2 = 0
Solving for variable 'z'.
Move all terms containing z to the left, all other terms to the right.
Add '16' to each side of the equation.
-16 + 16 + 121z2 = 0 + 16
Combine like terms: -16 + 16 = 0
0 + 121z2 = 0 + 16
121z2 = 0 + 16
Combine like terms: 0 + 16 = 16
121z2 = 16
Divide each side by '121'.
z2 = 0.132231405
Simplifying
z2 = 0.132231405
Take the square root of each side:
z = {-0.363636364, 0.363636364}
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