Solution
Solution
+1
Degrees
Solution steps
Solve by substitution
Let:
Write in the standard form
Solve with the quadratic formula
Quadratic Equation Formula:
For
Apply rule
Multiply the numbers:
Subtract the numbers:
Apply rule
Separate the solutions
Remove parentheses:
Add/Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Cancel the common factor:
Remove parentheses:
Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Apply rule
The solutions to the quadratic equation are:
Substitute back
General solutions for
periodicity table with cycle:
General solutions for
periodicity table with cycle:
Solve
Combine all the solutions
Popular Examples
2cos(2x)+cos(x)=0sin(x)=-0.435sin(θ)=(10sin(105))/(24.6)0.175=0.34sin(93.4x)2-cos^2(x)+3sin(x)+1=cos^2(x)
Frequently Asked Questions (FAQ)
What is the general solution for -1-2cos^2(x)+3cos(x)=0 ?
The general solution for -1-2cos^2(x)+3cos(x)=0 is x= pi/3+2pin,x=(5pi)/3+2pin,x=2pin