5 According to the passage, lack of parental authority can result in children being
negatively affected. What are these negative effects? Answer in English?
6 According to the passage, answer with T (for true) or F (for false).
(a) Television has influenced American social change since the 1950s.
(b) Because of TV, the average American family spends less time together.
(c) Television is very helpful in developing a sense of authority in children when their
parents are busy.
(d) Television can be useful for improving society.
(e) The author thinks that TV is entirely responsible for teenagers’ violence.

昔見た問題（数学）
�@AB=AC,BC=2の直角二等辺三角形ABCの各辺に接し、ひとつの軸が辺BCに平行な楕円の面積の最大値を求めよ
�At=cosx-sinxとするとき、次の問いに答えよ。ただし、0≦x≦π/2である。
(1)(cosx)^2-(sinx)^2,(cosx)^3-(sinx)^3,(cosx)^4-(sinx)^4の取りうる範囲を求めよ
(2)-1≦(cosx)^n-(sinx)^n≦1を示せ


配点とかテキトーねｗｗｗ
1.15
2.10
3.13
4.12
5.10
6.8×5
�@70点、�A80点