芬兰五所大学入学考试数学试题

1.Find the area bounded by the curves y2 =4 x and y=x.2 .Solve the inequality x+ 4 >2 x+ 2 .3.The cross section of a wooden beam is a rectangle.L et the height of the cross section be x and the width y.The strength of the beam is proportional to yx2 .Find the ratio of the cross sectional height and width forthe strongest possible beam cut from a log with a circular cross section of area A.4 .Two circles,one inside the other,touch at the point A.The radius of the bigger circle is less than th…