Solution

Solution

Solution steps
Apply trig inverse properties
Solutions for the range

Popular Examples

4cos^2(x)+9sin(x)-9=0tan(θ)=-12/5 , pi/2 <= θ<= picos(x)=sin(2x+pi/2),0<= x<= 2picos(x)=-0.397sin(2x)cos(x)+cos(2x)sin(x)=(sqrt(3))/2

Frequently Asked Questions (FAQ)

  • What is the general solution for cos(x)=0.45,cos(pi-x) ?

    The general solution for cos(x)=0.45,cos(pi-x) is No Solution for x\in\mathbb{R}