Tan^2x-9=0

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Solution for Tan^2x-9=0 equation: 


Simplifying
Tan2x + -9 = 0

Reorder the terms:
-9 + an2xT = 0

Solving
-9 + an2xT = 0

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + an2xT = 0 + 9

Combine like terms: -9 + 9 = 0
0 + an2xT = 0 + 9
an2xT = 0 + 9

Combine like terms: 0 + 9 = 9
an2xT = 9

Divide each side by 'n2xT'.
a = 9n-2x-1T-1

Simplifying
a = 9n-2x-1T-1

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