2006-II-33
答案:C
$$\begin{array}{|c|c|c|c|c|c|c|} \hline
& 1 &
… Read $$\begin{array}{|c|c|c|c|c|c|c|} \hline
& 1 &
$\begin{array}{cl}
= & \dfrac{(
$\begin{array}{cl}
= & 75 – 60 \
$\begin{array}{rcl}
y & = &
$\begin{array}{rcl}
f(-k) & = &
$\begin{array}{rcl}
2x + 0 ̵
$\begin{array}{rcl}
T(
留意正四面體的每個面均為邊長為 $3\text{ cm}$ 的等邊三角形。考慮其底三角形 $ABC$
$\begin{array}{ll}
OB=OC & \te
在 $\Delta OAB$ 中,
$\begin{array}{ll}
OB = BA
$\begin{array}{cl}
= & \left( \dfrac{-
留意 $CD$ 的長度
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$\begin{array}{|c|c|c|c|} \hline
& F