Solve for z_1
z_{1}=2.2214053848974854
Assign z_1
z_{1}≔2.2214053848974854
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z_{1} = {(0.3420201433256688 + 2 \cdot 0.9396926207859083)}
Evaluate trigonometric functions in the problem
z_{1}=0.3420201433256688+1.8793852415718166
Multiply 2 and 0.9396926207859083 to get 1.8793852415718166.
z_{1}=2.2214053848974854
Add 0.3420201433256688 and 1.8793852415718166 to get 2.2214053848974854.
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