Solution
Solution
+1
Degrees
Solution steps
Rewrite using trig identities
Use the Pythagorean identity:
Simplify
Group like terms
Add the numbers:
Solve by substitution
Let:
Write in the standard form
Solve with the quadratic formula
Quadratic Equation Formula:
For
Multiply the numbers:
Subtract the numbers:
Factor the number:
Apply radical rule:
Separate the solutions
Add/Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Apply rule
Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Divide the numbers:
The solutions to the quadratic equation are:
Substitute back
General solutions for
periodicity table with cycle:
Apply trig inverse properties
General solutions for
Combine all the solutions
Show solutions in decimal form
Popular Examples
Frequently Asked Questions (FAQ)
What is the general solution for sec^2(x)+6tan(x)+4=0 ?
The general solution for sec^2(x)+6tan(x)+4=0 is x=(3pi)/4+pin,x=-1.37340…+pin