Question 1 Which of the following are polynomials: A. $f(x) = (2 + x)^3$ B. $g(x) = 6x + 2.25 - x^2 - \sqrt{3x^4}$ C. $y = 10^x$ D. $h(x) = (x - 4)(x + 2)^2$ E. $y = -8$ F. $g(x) = \frac{1}{x^2}$ G. $y = 1 - \sqrt{2x}$ H. $f(x) = 2x - \frac{7}{8}$ I. $h(x) = x^5 + 2x^4 - 2x^3 + x^{-2} - x + 5$
Added by Lisa E.
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f(c) = (2+2)3: This is a constant function, so it is a polynomial. Show more…
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