Show:
BACTERIA GROWTH
DECREASING FUNCTION
LINEAR FUNCTIONS
QUADRATIC FUNCTION
100
What is the type of function?
Exponential
100
What is the value of a?
3
100
What is the relationship between the two lines?
They are perpendicular
100
The axis of symmetry is:
x=2
200
What is the initial number of bacteria?
165
200
What is the value of b?
2.33 (or 2 and 1/3)
200
What are the x intercepts?
x=0.5 and x=12
200
Does the graph have a maximum or minimum?
Maximum
300
How long does it take for there to be 0.5 bacteria present?
3.6
300
What is the asymptote?
x=2
300
The lines intersect at what angle?
90 degress
300
What are the coordinates of M?
0,-3
400
What is the equation of the asymptote?
y = o
400
When does the function equal 5?
(-1,5)
400
The gradient of the line with the positive slope is:
4
400
What are the coordinates of N?
(2,1)
500
When will this equation be equal to the equation y = 2x?
When x = 2.24 and y = 4.48
500
What is the equation of the function?
y = -x^2 + 4x - 3