sen^2-1=0

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Solution for sen^2-1=0 equation: 


Simplifying
sen2 + -1 = 0

Reorder the terms:
-1 + en2s = 0

Solving
-1 + en2s = 0

Solving for variable 'e'.

Move all terms containing e to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + en2s = 0 + 1

Combine like terms: -1 + 1 = 0
0 + en2s = 0 + 1
en2s = 0 + 1

Combine like terms: 0 + 1 = 1
en2s = 1

Divide each side by 'n2s'.
e = n-2s-1

Simplifying
e = n-2s-1

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