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Simplifying
5n2 + 2 = 4
Reorder the terms:
2 + 5n2 = 4
Solving
2 + 5n2 = 4
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '-2' to each side of the equation.
2 + -2 + 5n2 = 4 + -2
Combine like terms: 2 + -2 = 0
0 + 5n2 = 4 + -2
5n2 = 4 + -2
Combine like terms: 4 + -2 = 2
5n2 = 2
Divide each side by '5'.
n2 = 0.4
Simplifying
n2 = 0.4
Take the square root of each side:
n = {-0.632455532, 0.632455532}
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