Solution
Solution
+1
Solution steps
Divide both sides by
Apply trig inverse properties
Solve
Solve
Show solutions in decimal form
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Frequently Asked Questions (FAQ)
What is the general solution for 5cos(3x)=-4 ?
The general solution for 5cos(3x)=-4 is x=(2.49809…)/3+(2pin)/3 ,x=-(2.49809…)/3+(2pin)/3