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Simplifying
k2 + -11k2 + 30 = 0
Reorder the terms:
30 + k2 + -11k2 = 0
Combine like terms: k2 + -11k2 = -10k2
30 + -10k2 = 0
Solving
30 + -10k2 = 0
Solving for variable 'k'.
Move all terms containing k to the left, all other terms to the right.
Add '-30' to each side of the equation.
30 + -30 + -10k2 = 0 + -30
Combine like terms: 30 + -30 = 0
0 + -10k2 = 0 + -30
-10k2 = 0 + -30
Combine like terms: 0 + -30 = -30
-10k2 = -30
Divide each side by '-10'.
k2 = 3
Simplifying
k2 = 3
Take the square root of each side:
k = {-1.732050808, 1.732050808}
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