Use a graphing calculator to find all the real zeros of $f(x)=0.3 x^{3}+2.7 x^{2}-0.3 x-2.7$. List them in ascending order, separated by commas.

Name: Use a graphing calculator to find all the real zeros of $f(x)=0.3 x^{3}+2.7 x^{2}-0.3 x-2.7$. List them in ascending order, separated by commas.
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The Answer of Use a graphing calculator to find all the real zeros of $f(x)=0.3 x^{3}+2.7 x^{2}-0.3 x-2.7$. List them in ascending order, separated by commas.

Use a Graphing Calculator to Find All the Real Zeros f(x)=0.3x3+2.7x2−0.3x−2.7f(x)=0.3 x^{3}+2.7 x^{2}-0.3 x-2.7f(x)=0.3x3+2.7x2−0.3x−2.7

Use a Graphing Calculator to Find All the Real Zeros $f(x)=0.3 x^{3}+2.7 x^{2}-0.3 x-2.7$