Solution
expand
Solution
Solution steps
Apply Perfect Square Formula:
Simplify
Use the Double Angle identity:
Use the Pythagorean identity:
Popular Examples
expand (sin(x/2)-cos(x/2))^2expand expand (2x-3)/((x+5)(x^2+1))expand expand (1-tan(x))(1+cot(x))expand simplify (-2+4i)^5simplify simplify (3z-5i)^2simplify
Frequently Asked Questions (FAQ)
What is expand (-e^{-x}cos(x)-e^{-x}sin(x))^2 ?
The solution to expand (-e^{-x}cos(x)-e^{-x}sin(x))^2 is e^{-2x}(sin(2x)+1)