Solution
Solution
+1
Degrees
Solution steps
Switch sides
Solve by substitution
Let:
Solve with the quadratic formula
Quadratic Equation Formula:
For
Apply rule
Apply exponent rule: if is even
Apply rule
Multiply the numbers:
Add the numbers:
Factor the number:
Apply radical rule:
Separate the solutions
Apply rule
Add the numbers:
Multiply the numbers:
Apply rule
Apply rule
Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Cancel the common factor:
The solutions to the quadratic equation are:
Substitute back
General solutions for
periodicity table with cycle:
Solve
General solutions for
periodicity table with cycle:
Combine all the solutions
Popular Examples
sin(x)=(sqrt(3))/(1.65)tan(x)=-2,tan(-x)solvefor x,y^1=ysin(x)solve for -0.3cos(θ)=cos(2.2+θ)2cos^4(θ)+9sin^2(θ)=5
Frequently Asked Questions (FAQ)
What is the general solution for 0=2cos^2(θ)-cos(θ)-1 ?
The general solution for 0=2cos^2(θ)-cos(θ)-1 is θ=2pin,θ=(2pi)/3+2pin,θ=(4pi)/3+2pin