mExtra

Question 1

sin

Answer 1

root right and root top

Question 2

Why would it not be accurate?

Answer 2

Because it is not based on actual results

Question 3

2f(x)

Answer 3

double y

Question 4

f(x+5)

Answer 4

If x=2 we go to x=7 and take the y value from there and put it in x=2

Question 5

f(x)+5

Answer 5

just make y value 5 bigger

Question 6

What is surface area of sphere?

Answer 6

4pie r squared

Question 7

5-10, 10-15

Answer 7

Don’t know exact values

Question 8

even

Answer 8

2x

Question 9

odd

Answer 9

2x+1

Question 10

2xsquared + 8x+ 4=0

Answer 10

xsquared + 4x + 2=0

Question 11

f(2x)

Answer 11

Go to double x and get the y value from there

Question 12

f(0.5x)

Answer 12

Go to the y value of half of x and put it in

Question 13

Speed time graphs estimating.

Answer 13

Think carefully about whether you over or underestimated

Question 14

Coloured in dot

Answer 14

Less than or equal to

Question 15

Vectors

Answer 15

Remember they dont label all the ones they tell you

Question 16

Sequence

Answer 16

Check carefully how many jumps there is

Question 17

Solid line

Answer 17

Can be equal to

Question 18

shading inequalities

Answer 18

Get y by itself or set x and then y to 0

Question 19

How to make something reccur?

Answer 19

Get it over 99

Question 20

Range

Answer 20

Largest possible

Question 21

Turning point

Answer 21

x and y are seperate

Question 22

Tree

Answer 22

Might take to long to draw

Question 23

Quadratic sequence what goes on top

Answer 23

n2 and sequence is below that and work out difference