IMPORTANT FORMULAES Flashcards
1
Q
Where is y=mx+c used?
A
In graphs plotting and equations of a line
2
Q
What does each symbol in the equation mean:
y=mx+c
A
y= Co-ordinate of y-axis
m=Gradient
x= Co-ordinate of x-axis
c=Where the line crosses over the y-axis (commonly known as the y-intercept).
3
Q
How do you figure out the gradient?
A
Gradient= change in y/ Change in x
4
Q
What’s the nth term rule of a quadratic sequence?
A
an^2 +bn +c
