Formule regels wiskunde
Pre-master Mathematics 2019-2020
Ar∗A s= Ar +s
(Ar)s = Ars
A+B = B+A
A+0=A
AB=BA
1⋅A= A
(-A)B = A(-b)= -AB
A(B+C) = AB + AC
(2x)3 = 23 ⋅x3 = 8x3
(A+B)+C = A (B+C)
(A+B)C = AC+BC
A+ (-A) = 0
(AB)C =A(BC)
AA-1=1 for A≠0
(-A)(-B) = AB
A2 – B2 = (A+B)(A-B)
1 2
=
3 3
2
1
, 1
=2-4 16 = 24
16
1
x−1=
x
1
x− A =
xA
A⋅B A B
= ⋅
B⋅D B D
a A ⋅C
=
b B
c
1 1 2 2 3 2 y 3 x 2 y +3 x
+ = + = + =
2 2 2 x y xy xy xy
10 2 100
−2
17
( )
10
= =
17 2 289
−A ⋅ C A
=
−B ⋅ C B
−A −A
=
B B
B AB
A =
C C
A C A d AD
÷ = ⋅ =
B D B C BC
B A ⋅ C+ B
A+ =
C C
C6 2
4
=C
C
( a+ B )2 =a2 +2 AB+ B2
Pre-master Mathematics 2019-2020
Ar∗A s= Ar +s
(Ar)s = Ars
A+B = B+A
A+0=A
AB=BA
1⋅A= A
(-A)B = A(-b)= -AB
A(B+C) = AB + AC
(2x)3 = 23 ⋅x3 = 8x3
(A+B)+C = A (B+C)
(A+B)C = AC+BC
A+ (-A) = 0
(AB)C =A(BC)
AA-1=1 for A≠0
(-A)(-B) = AB
A2 – B2 = (A+B)(A-B)
1 2
=
3 3
2
1
, 1
=2-4 16 = 24
16
1
x−1=
x
1
x− A =
xA
A⋅B A B
= ⋅
B⋅D B D
a A ⋅C
=
b B
c
1 1 2 2 3 2 y 3 x 2 y +3 x
+ = + = + =
2 2 2 x y xy xy xy
10 2 100
−2
17
( )
10
= =
17 2 289
−A ⋅ C A
=
−B ⋅ C B
−A −A
=
B B
B AB
A =
C C
A C A d AD
÷ = ⋅ =
B D B C BC
B A ⋅ C+ B
A+ =
C C
C6 2
4
=C
C
( a+ B )2 =a2 +2 AB+ B2
