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Simplifying
14k2 + -392 = 0
Reorder the terms:
-392 + 14k2 = 0
Solving
-392 + 14k2 = 0
Solving for variable 'k'.
Move all terms containing k to the left, all other terms to the right.
Add '392' to each side of the equation.
-392 + 392 + 14k2 = 0 + 392
Combine like terms: -392 + 392 = 0
0 + 14k2 = 0 + 392
14k2 = 0 + 392
Combine like terms: 0 + 392 = 392
14k2 = 392
Divide each side by '14'.
k2 = 28
Simplifying
k2 = 28
Take the square root of each side:
k = {-5.291502622, 5.291502622}
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