Solution
Solution
+1
Degrees
Solution steps
Subtract from both sides
Rewrite using trig identities
Use the basic trigonometric identity:
Solve by substitution
Let:
Multiply both sides by
Multiply both sides by
Simplify
Simplify
Multiply fractions:
Cancel the common factor:
Simplify
Apply exponent rule:
Add the numbers:
Simplify
Apply rule
Solve
Move to the right side
Add to both sides
Simplify
For the solutions are
Apply rule
Apply rule
Verify Solutions
Find undefined (singularity) points:
Take the denominator(s) of and compare to zero
The following points are undefined
Combine undefined points with solutions:
Substitute back
General solutions for
periodicity table with cycle:
Solve
Multiply both sides by
Multiply both sides by
Simplify
General solutions for
periodicity table with cycle:
Solve
Multiply both sides by
Multiply both sides by
Simplify
Combine all the solutions
Popular Examples
sec^2(x)-2tan^2(x)=0tan(5x)+sqrt(3)=02tan(x)sin(x)-7sin(x)=0sin^2(x)+sin(x)=2-3sin^2(θ)+3=-10cos(θ)-3
Frequently Asked Questions (FAQ)
What is the general solution for sec(x/2)=cos(x/2) ?
The general solution for sec(x/2)=cos(x/2) is x=4pin,x=2pi+4pin