청심국제중학교 (경기 가평군) 중등2 2023 1학기 중간

1. 1.

   1. Which of the following is not true? [3.5] ```choices - $a^m \times a^n = a^{m+n}$ - $a^m \div a^n = a^{m-n}$ - $(a^m)^n = a^m \times a^n$ - $a^0 = 1$ - $(a^m \times b^n)^n = a^{mn}b^{mn}$ ```

2. 2.

   다음 다항식의 올바른 이름을 선택하시오. $-3x^4 + 2xy^2 - 7$ ```choices - Quadratic Trinomial - Quartic monomial - Quartic Trinomial - Quadratic Polynomial - Quintic Trinomial ```

3. 3.

   3. Which of the following is a repeating decimal? ```choices - $\frac{3}{12}$ - $\frac{2}{5}$ - $\frac{21}{105}$ - $\frac{10}{125}$ - $\frac{3}{18}$ ```

4. 4.

   4. Which of the following is arranged from least to greatest? [3.5] ```choices - $3.2$, $\frac{2954}{999}$, $3.10\dot{9}$, $3\frac{5}{33}$, $3.19725$ - $3.19725$, $3\frac{5}{33}$, $3.10\dot{9}$, $\frac{2954}{999}$, $3.2$ - $3\frac{5}{33}$, $3.19725$, $3.2$, $\frac{2954}{999}$, $3.10\dot{9}$ - $3.10\dot{9}$, $3.2$, $\frac{2954}{999}$, $3\frac{5}{33}$, $3.19725$ - $\frac{2954}{999}$, $3.10\dot{9}$, $3\frac{5}{33}$, $3.19725$, $3.2$ ```

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