Practice problem
Which of the following is not a polynomial?
3x+4x23x + 4x^23x+4x2 (for all xxx)
10x5x3−2x+1\frac{10x^5}{x^3} - 2x + 1x310x5−2x+1 for x≠0x\ne 0x=0
4−2x3x−24 - 2x^3x^{-2}4−2x3x−2 for x≠0x\ne 0x=0
4−2x2x−34 - 2x^2x^{-3}4−2x2x−3 for x≠0x\ne 0x=0
Type a concept, like “slope” or “photosynthesis”.