Practice problem
Which of the following are real-numbered solutions? (Select all that apply.)
x=3x=3x=3
x=13x=\frac{1}{3}x=31
x=6+3ix=6+3ix=6+3i
x=6ex=6ex=6e
x=πx=\pix=π
x=−ix=-ix=−i
Type a concept, like “slope” or “photosynthesis”.