Further maths pure

Question 1

How to work out shortest distance between two lines

Answer 1

Find the journey from one to the other and dot the journey with both their direction vectors as it will be normal to both of them

Question 2

Vector equation

Answer 2

Lamda mew

Question 3

Cartesian equation

Answer 3

x,y,z

Question 4

When can you multiply matricies

Answer 4

When columns of the first one equal rows of the second one

Question 5

How do you form the equations in simple harmonic motion

Answer 5

F=ma

Question 6

Ones that cannot reproduce

Answer 6

Mature

Question 7

What is the equation of the ground and what is normal to it

Answer 7

(110) and normal is (001)

Question 8

Invariant points

Answer 8

No plus c

Question 9

What is the mirror line

Answer 9

Line of invariant points

Question 10

What do you need to say when talking about enlargements

Answer 10

About origin

Question 11

If you are working out angle against just the horizontal

Answer 11

Do opposite over adjacent

Question 12

followed by

Answer 12

Second one first

Question 13

cos(nx) + isin(nx) =

Answer 13

e^inx

Question 14

How to find root of complex number

Answer 14

Question 15

How to show the leaking questions

Answer 15

Question 16

Rules for sums of squares

Answer 16

Question 17

Rules for sum of cubes

Answer 17

Question 18

How to inverse 2x2

Answer 18

1/detA(d -b -c a in clockwise order from top left)

Question 19

Skew

Answer 19

Meet in 2 but not 3

Question 20

not skew and dont meet

Answer 20

All parralel

Question 21

If something cannot be in original functriuon can it be in intergral

Answer 21

No