mExtra Flashcards
1
Q
sin
A
root right and root top
2
Q
Why would it not be accurate?
A
Because it is not based on actual results
3
Q
2f(x)
A
double y
4
Q
f(x+5)
A
If x=2 we go to x=7 and take the y value from there and put it in x=2
5
Q
f(x)+5
A
just make y value 5 bigger
6
Q
What is surface area of sphere?
A
4pie r squared
7
Q
5-10, 10-15
A
Don’t know exact values
8
Q
even
A
2x
9
Q
odd
A
2x+1
10
Q
2xsquared + 8x+ 4=0
A
xsquared + 4x + 2=0
11
Q
f(2x)
A
Go to double x and get the y value from there
12
Q
f(0.5x)
A
Go to the y value of half of x and put it in
13
Q
Speed time graphs estimating.
A
Think carefully about whether you over or underestimated
14
Q
Coloured in dot
A
Less than or equal to
15
Q
Vectors
A
Remember they dont label all the ones they tell you
