Solution
Solution
Solution steps
Cancel the common factor:
Apply trig inverse properties
Solve
Solve
Solutions for the range
Popular Examples
2cos^4(x)+3sin^2(x)-2=0cos^2(x)+4sin^2(x/2)=14cos(x)=sin^2(x)+1cos^2(x)+sin^2(x)-2sin(x)=0,0<= x<= 2picot(A)= 24/7
Frequently Asked Questions (FAQ)
What is the general solution for cos(2B)= 21/35 ,cos(B) ?
The general solution for cos(2B)= 21/35 ,cos(B) is No Solution for B\in\mathbb{R}