Who We Are
You'll find this person at "Bindoon" waiting for Mr. Rundle
Zach
What is the difference of two squares rule?
(a+b)(a-b) = a2-b2
Describe how to find the mean
Add all the data and divide by how many there are
Solve for x:
3x + 2 = 11
x = 3
What is the sine ratio?
sin = opposite/hypotenuse
Better late than never
How do you expand binomials? (x+2)(y+3)
FOIL
What is the median?
The middle number in an ordered set of data
6x - 3 = 2x + 9
What is the cos ratio?
cos = adjacent/hypotenuse
Has been heard saying "ceebs sir" to almost everything
How to add or subtract algebraic functions?
LCD
What is needed for a 5 point summary?
Min. Q1 Median Q3 Max.
This expression represents "x is greater than 5"
x>5
What is the tan ratio?
tan = opposite/adjacent
Seeks chocolate without earning it
Emma
What is the perfect square rule?
(a+b)2 = a2+2ab+b2
(a-b)2 = a2-2ab+b2
How to find the range?
Maximum - Minimum values
How do you find a missing angle?
Using inverse ratios (sin-1, cos-1, tan-1)
The "H" in Jordan H Rundle
Henry
Factorise xy + 2x + 2y + 4
(y+2)(x+2)
This graph, sharing a feature with a cat, gives a summary of the data's spread.
Box plot
What is tan short for?
Tangent