Solve for z_2
z_{2}=0.69459271066772164+3.939231012048832i
Assign z_2
z_{2}≔0.69459271066772164+3.939231012048832i
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z_{2} = 4 {(0.17364817766693041 + i 0.984807753012208)}
Evaluate trigonometric functions in the problem
z_{2}=4\times 0.17364817766693041+4\times \left(0.984807753012208i\right)
Multiply 4 times 0.17364817766693041+0.984807753012208i.
z_{2}=0.69459271066772164+3.939231012048832i
Do the multiplications in 4\times 0.17364817766693041+4\times \left(0.984807753012208i\right).
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