Solution
Solution
+1
Degrees
Solution steps
Solve by substitution
Let:
Solve with the quadratic formula
Quadratic Equation Formula:
For
Apply rule
Apply exponent rule: if is even
Multiply the numbers:
Add the numbers:
Separate the solutions
Apply rule
Multiply the numbers:
Apply rule
Multiply the numbers:
The solutions to the quadratic equation are:
Substitute back
No Solution
Apply trig inverse properties
General solutions for
Combine all the solutions
Show solutions in decimal form
Graph
Popular Examples
2sin(6x)-1=0sin^2(θ)-sin(θ)-6=04cos^2(x)+cos(2x)-7cos(x)=-24cos(x)=sqrt(2)+2cos(x)4cos(θ)=4sqrt(3)sin(θ)
Frequently Asked Questions (FAQ)
What is the general solution for 2sin^2(x)-3sin(x)-1=0 ?
The general solution for 2sin^2(x)-3sin(x)-1=0 is x=-0.28460…+2pin,x=pi+0.28460…+2pin