横向
1
Power to which a number is raised
5
Steepness of a line
6
Reference line in a graph
10
System of ordered marks for measuring
纵向
2
U-shaped curve of a quadratic function
3
Math using letters for unknown values
4
Value that does not change
5
Collection of distinct elements
7
Number greater than zero
8
Result of addition
9
Divisible by two