Download - 11 x1 t02 03 surds (2013)
Surds
Surds
A surd is an irrational number. It is any number that includes a radical symbol, , and cannot be calculated exactly.
Surds
A surd is an irrational number. It is any number that includes a radical symbol, , and cannot be calculated exactly.
Surd Laws
1) a b ab
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
3ii x
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
3ii x 2x x x x
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
3ii x 2x x x x
54
iii
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
3ii x 2x x x x
54
iii 52
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
3ii x 2x x x x
54
iii 52
20 9
iv
Surds
A surd is an irrational number. It is any number that includes a radical symbol,
2) a abb
, and cannot be calculated exactly.
Surd Laws
1) a b ab
23) a a
e.g. 50i 25 2 5 2
3ii x 2x x x x
54
iii 52
20 9
iv 2 53
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
3 2 6 3ii
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
2 1 2 1iii
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
2 1 2 1iii conjugate surds
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
2 1 2 1 2 1iii
1
conjugate surds
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
2 1 2 1 2 1iii
1
conjugate surds
22 2iv
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
2 1 2 1 2 1iii
1
conjugate surds
4 4 2 2
22 2iv
6 4 2
3 3 8 2
Surd ArithmeticLike surds can be added or subtracted, unlike surds cannot
e.g. 4 3 6 2 3 2 2i
18 3 3 6 2 6
3 2 6 3ii
2 1 2 1 2 1iii
1
conjugate surds
4 4 2 2
22 2iv
6 4 2
Exercise 2C; 1, 2adgj, 3behkm, 4adgj, 5ace,6behk, 8, 10beh, 11ac, 12bdfh, 13aceg,
14afil, 15bdh, 16ac, 18ce,19*