Graphs Flashcards
1
Q
What is the equation of a straight line?
A
y = mx + c
2
Q
In y=mx + c, what does c represent?
A
y-intercept
3
Q
In y=mx + c, what does m represent?
A
gradient
4
Q
What type of graph?
A
A quadratic graph
e.g. y = x2 - 4x - 5
5
Q
What type of graph?
A
A cubic graph
e.g. y = x3
6
Q
What type of graph?
A
A straight line (linear) graph
e.g. y = 2x + 6
7
Q
What type of graph?
A
A reciprocal graph
e.g. y = 1/x
8
Q
What is the equation of the graph?
A
x = 1
9
Q
What is the equation of the graph?
A
y = 2
10
Q
What is the equation of the graph?
A
y = x
11
Q
What is the equation of the graph?
A
y = -x
12
Q
What is the Origin?
A
The co-ordinate (0,0)
13
Q
If two lines are parallel, then their gradients are …
A
the same.
14
Q
If two lines are perpendicular, then their gradients are …
A
the negative reciprocal.
