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Simplifying
8k2 + -7 = 0
Reorder the terms:
-7 + 8k2 = 0
Solving
-7 + 8k2 = 0
Solving for variable 'k'.
Move all terms containing k to the left, all other terms to the right.
Add '7' to each side of the equation.
-7 + 7 + 8k2 = 0 + 7
Combine like terms: -7 + 7 = 0
0 + 8k2 = 0 + 7
8k2 = 0 + 7
Combine like terms: 0 + 7 = 7
8k2 = 7
Divide each side by '8'.
k2 = 0.875
Simplifying
k2 = 0.875
Take the square root of each side:
k = {-0.935414347, 0.935414347}
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