Solution
Solution
+1
Solution steps
Switch sides
Multiply the numbers:
Add the numbers:
Move to the right side
Divide both sides by
Apply trig inverse properties
Show solutions in decimal form
Popular Examples
0.428=cos(1.57*x-pi)5=10sin(a)sin(θ)=cos(2θ+54)solvefor t,y=cos(t)solve for solvefor x,r^2=9cos(2x)solve for
Frequently Asked Questions (FAQ)
What is the general solution for 12^2=15^2+20^2-2(15)(20)(cos(a)) ?
The general solution for 12^2=15^2+20^2-2(15)(20)(cos(a)) is a=0.64071…+2pin,a=2pi-0.64071…+2pin