Solution
Solution
+1
Degrees
Solution steps
Subtract from both sides
Apply exponent rule:
Rewrite using trig identities
Use the Pythagorean identity:
Simplify
Apply exponent rule:
Add the numbers:
Apply Perfect Square Formula:
Simplify
Apply rule
Multiply the numbers:
Apply exponent rule:
Multiply the numbers:
Simplify
Group like terms
Add similar elements:
Divide both sides by
Divide both sides by
Divide both sides by
Simplify
Apply rule
General solutions for
periodicity table with cycle:
Solve
Popular Examples
Frequently Asked Questions (FAQ)
What is the general solution for cos^4(x)-sin^4(x)=1 ?
The general solution for cos^4(x)-sin^4(x)=1 is x=2pin,x=pi+2pin