Expand (1-cos(2x))/(1+cos(2x))

Math
Simplify the numerator.
Tap for more steps…
Use the doubleangle identity to transform to .
Apply the distributive property.
Multiply .
Tap for more steps…
Multiply by .
Multiply by .
Apply pythagorean identity.
Add and .
Simplify the denominator.
Tap for more steps…
Use the doubleangle identity to transform to .
Move .
Apply pythagorean identity.
Add and .
Cancel the common factor of .
Tap for more steps…
Cancel the common factor.
Rewrite the expression.
Convert from to .
Expand (1-cos(2x))/(1+cos(2x))

Download our
App from the store

Create a High Performed UI/UX Design from a Silicon Valley.

Scroll to top