11 x1 t02 04 rationalising the denominator (2013)
TRANSCRIPT
Rationalising the Denominator
Rationalising the Denominator 4e.g.
2i
Rationalising the Denominator 4e.g.
2i 4 2
2 2
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
3 2 1
iii
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
3 2 1
iii
3 2 12 1 2 1
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
3 2 1
iii
3 2 12 1 2 1
3 2 3
2 1
3 2 3
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
3 2 1
iii
3 2 12 1 2 1
3 2 3
2 1
3 2 3
2 3 2 3
iv
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
3 2 1
iii
3 2 12 1 2 1
3 2 3
2 1
3 2 3
2 3 2 3
iv
2 3 2 32 3 2 3
Rationalising the Denominator 4e.g.
2i 4 2
2 2
4 22
2 2
3 2 5
ii 3 52 5 5
3 510
3 2 1
iii
3 2 12 1 2 1
3 2 3
2 1
3 2 3
2 3 2 3
iv
2 3 2 32 3 2 3
4 4 3 34 3
7 4 3
Exercise 2D; 1adh, 2bdf, 3adg, 4beh, 5cfilor, 6a,7b, 9bc, 10abc, 12*a, 14, 15