Tan^2x+2sec^2x=7

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Solution for Tan^2x+2sec^2x=7 equation: 


Simplifying
Tan2x + 2sec2x = 7

Solving
an2xT + 2c2esx = 7

Solving for variable 'a'.

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

Add '-2c2esx' to each side of the equation.
an2xT + 2c2esx + -2c2esx = 7 + -2c2esx

Combine like terms: 2c2esx + -2c2esx = 0
an2xT + 0 = 7 + -2c2esx
an2xT = 7 + -2c2esx

Divide each side by 'n2xT'.
a = 7n-2x-1T-1 + -2c2en-2sT-1

Simplifying
a = 7n-2x-1T-1 + -2c2en-2sT-1

Reorder the terms:
a = -2c2en-2sT-1 + 7n-2x-1T-1

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