Advanced Higher Maths Formulas Flashcards

To memorize the formulas

1
Q

Trigonometric Identities

Link between ratios (1)

Includes Cos and Sin

A

cos^2A + sin^2A = 1

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2
Q

Trigonometric Identiteis

Link between ratios (2)

Includes Sin, Cos and Tan

A

TanA = SinA / CosA

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3
Q

Trigonometric Identities

Squared (1)

Includes Cos

A

Cos^2x = 1/2(1+cos2x)

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4
Q

Trigonometric Identities

Squared (2)

Includes Sin and Cos

A

Sin^2x = 1/2(1-cos2x)

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5
Q

Trigonometric Identities

Compound Angle (1)

For Cos

A

Cos(A(+/-)B) = CosACosB (-/+) SinASinB

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6
Q

Trigonometric Identities

Compound Angle (2)

For Sin

A

Sin(A(+/-)B) = SinACosB (+/-) SinBCosA

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7
Q

Trigonometric Identities

Double Angle (1)

For sin

A

Sin(2A) = 2SinACosA

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8
Q

Trigonometric Identities

Double Angle (2)

For Cos

A

Cos(2A) = cos^2A - sin^2A

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9
Q

Trigonometric Identities

Link between ratio (3)

Includes tan and sec

A

Sec^2A = 1+Tan^2A

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10
Q

Exact Values

Sin 0, Cos 0, Tan 0

A

0, 1, 0

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11
Q

Exact Values

Sin π/6, Cos π/6, Tan π/6

A

1/2, √3/2, 1/√3

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12
Q

Exact Values

Sin π/4, Cos π/4, Tan π/4

A

1/√2, 1/√2, 1

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13
Q

Exact Values

Sin π/3, Cos π/3, Tan π/3

A

√3/2, 1/2, √3

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14
Q

Exact Values

Sin π/2, Cos π/2, Tan π/2

A

1, 0, undefined

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15
Q

Exact Values

Sin π, Cos π, Tan π

A

0, -1, 0

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16
Q

Exact Values

Sin 3π/2, Cos 3π/2, Tan 3π/2

A

-1, 0, undefined

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17
Q

Exact Values

Sin 2π, Cos 2π, Tan 2π

A

0, 1, 0

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18
Q

Complex Numebers

Complex Number Formula

A

z = a + bi

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19
Q

Complex Numbers

Modulus

A

l z l = √a^2+b^2

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20
Q

Complex Numbers

Argument

A

tan θ = b/a

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21
Q

Complex Numbers

Conjugate

A

z^- = a - bi

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22
Q

Differentiation

Speed

Parametric Equations

A

Speed = √(dy/dt)^2 + (dx/dt)^2

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23
Q

Differentiation

Gradient (direction of movement)

Parametric Equations

A

dy/dx = (dy/dt)/(dx/dt)

24
Q

Intergration

Volume of solid of revolution about x axis

A

V = π ∫ y^2 dx

25
# Intergration Volume of solid of rotation about y axis
V = π ∫ x^2 dy
26
# Properties of Functions Odd function
f(-x) = -f(x)
27
# Properties of functions Even function
f(-x) = f(x)
28
# Sequences and Series Arithmetic Sequence
Un = a + (n-1)d
29
# Sequences and Series Geometric Sequence
Un = ar^n-1
30
# Important Identities Sigma Notation | Sigma notation of 1
Σ1 = n
31
# Maclaurin Series e^x
e^x = 1+x+(x^2/2!)+(x^3)/3!)+...+(x^n/n!)+...
32
# Maclaurin Series Sin x
sin x = x - (x^3/3!) + (x^5/5!) - (x^7/7!) + ...
33
# Maclaurins Series Cos x
Cos x = 1 - (x^2/2!) + (x^4/4!) - (x^6/6!) + ...
34
# Maclaurin Series tan ^-1 | (NOT AS IMPORTANT)
Tan^-1 = x - (x^3/3) + (x^5/5) - (x^7/7) + ...
35
# Maclaurin Series In(1+x) | (NOT AS IMPORTANT)
In(1+x) = x - (x^2/2) + (x^3/3) - (x^4/4) +...
36
# Vectors, Lines and Planes Parametric form of x
x = x1 + at
37
# Vectors, Lines and Planes Parametric form of y
y = y1 + bt
38
# Vectors, Lines and Planes Parametric form of z
z = z1 + ct
39
# Vectors, Lines and Planes Overall parametric equation
x = a + td
40
# Vectors, Lines and Planes Symmetric form
((x-x1)/a) = ((y-y1)/b) = ((z-z1)/c) = t
41
# Vectors, Lines and Planes Vector equation
x.a = a.n
42
# Vector, Lines and Planes Symmetric/Cartesian
lx + my + nz = k (where k = a.n)
43
# Vectors, Lines and Places Angle between 2 lines
Acute angle between their direction vectors
44
# Vectors, Lines and Planes Angle between 2 planes
Acute angle between their normals
45
# Vectors, Lines and Planes Angle between line and plane
90 - (Acute angle between n and d)
46
# Matricies l a b l l c d l | 2 x 2 Matricies
det A = ad - bc and A^-1 = 1/(ad - bc)
47
# Differential Equations Intergrating factor
μ(x) = e^∫P(x) dx
48
# Differential Equations Main Equation
dy/dx + P(x)y = Q(x)
49
# Differential Equations Solution
μ(x)y = ∫ μ(x)Q(x) dx
50
# Nature of Roots Two real and distinct roots (m and n) | Form of general solution
y = Ae^mx + Be^nx
51
# Nature of Roots Real and equal roots (m) | Form of general solution
y = Ae^mx + Bxe^mx
52
# Nature of Roots Complex conjugate (m = p(+/-) iq) | Form of general solution
y = e^px (Acosq + Bsinqx)
53
# Particular Intergral Sin(ax) or Cos(ax) | If right hand sign contains ... try ...
y = Pcos(ax) + Qsin(ax)
54
# Particular Intergral e^ax | If right hand sign contains ... try ...
y = Pe^ax
55
# Particular Intergral Linear expression y = ax + b | If right hand sign contains ... try ...
y = Px + Q
56
# Particular Intergral Quadratic expression y = ax^2 + bx + c | If right hand sign contains ... try ...
y = Px^2 + Qx + R