All essential equations

Question 1

Equations of roots (polynomials)

Answer 1

Question 2

Answer 2

Question 3

Answer 3

Question 4

Modulus of complex number?

Answer 4

Question 5

Argument of complex number?

Answer 5

Question 6

Cartesian form of vectors?

Answer 6

Question 7

Scalar product equation?

Answer 7

Question 8

Dot product of vectors?

Answer 8

Question 9

Sinhx = ?

Answer 9

Question 10

Coshx = ?

Answer 10

Question 11

Tanhx = ?

Answer 11

Question 12

That weird sinhx cosx identity equation?

Answer 12

Question 13

Formula for writing complex numbers in modulus argument form?

Answer 13

Question 14

equation of a circle? (Argand diagram)

Answer 14

Question 15

Equation of a half line? (Argand diagram)

Answer 15

Question 16

Reflection in the x-axis? (Matrix)

Answer 16

Question 17

Reflection in the y-axis? (Matrix)

Answer 17

Question 18

Reflection about the line y = x? (Matrix)

Answer 18

Question 19

reflection in the line y = -x? (Matrix)

Answer 19

Question 20

Stretch by factor k in the x axis? (Matrix)

Answer 20

Question 21

Stretch by factor k in the y axis? (Matrix)

Answer 21

Question 22

anticlockwise rotation about the origin? (Matrix)

Answer 22

Question 23

Reflection in x=0? (Matrix)

Answer 23

Question 24

Reflection in y = 0? (Matrix)

Answer 24

Question 25

Reflection in z = 0?

Answer 25

Question 26

Circle equation? (polar coordinates)

Answer 26

r = a

Question 27

Half line equation? (Polar coordinates)

Answer 27

Question 28

Equation of spiral? (polar coordinates)

Answer 28

Question 29

Graph of y = sinhx?

Answer 29

Question 30

Graph of y = coshx?

Answer 30

Question 31

Graph of y = tanhx?

Answer 31

Question 32

Polar to Cartesian 4 equations?

Answer 32

Question 33

Graph of x = Ay²?

Answer 33

Question 34

Graph of y = Ax²?

Answer 34

Question 35

ellipse equation? (Oval at origin) (passes through points?)

Answer 35

Question 36

Hyperbola equation? (And asymptotes)

Answer 36