AIR MATH

Math Question

Question 22 of 25 Which of the following are polynomials? Check all that apply. A. \( \frac{3}{5} x^{4}-18 x^{3}+x^{2}-10 x+3.5 \) B. \( -x^{3}+5 x^{2}+7 \sqrt{x}-1 \) C. \( 5.3 x^{2}+3 x-\frac{2}{x}+6 \) D. \( 3 x^{3}-9 \) E. \( 2 x^{-2}+5 x-3 \)

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