Question
Answer
$$1-2.3x+1.41x^2-0.077x^3-0.0242x^4=x^2-2x+1$$
Explanation
| $$ \begin{aligned}1-2.3x+1.41x^2-0.077x^3-0.0242x^4& \xlongequal{ }1-2x+x^2-0x^3-0x^4 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}x^2-2x+1\end{aligned} $$ | |
| ① | Combine like terms: $$ x^2-2x+1 = x^2-2x+1 $$ |
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