# 11x1 t01 06 equations & inequations (2011)     Post on 12-Apr-2017

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• Equations/Inequations

• Equations/InequationsMake the pronumeral the subject of the formula

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x 3x

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z

3x

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

5 14 21y

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

5 14 21y 21 19y

1921

y

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

5 14 21y 21 19y

1921

y

3 2 6( ) 5 3

x xvi

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

5 14 21y 21 19y

1921

y

3 2 6( ) 5 3

x xvi

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

5 14 21y 21 19y

1921

y

3 2 6( ) 5 3

x xvi

3 9 10 30x x

• Equations/InequationsMake the pronumeral the subject of the formula

e.g. ( ) 3 6i x 6 3x

( ) 5 45ii z 455

z

9z

3x

( ) 4 5 16iii a 4 20 16a

4 36a 9a

( ) 3 2 9iv z z

2 11z 112

z

5 2( ) 37

vy y

5 14 21y 21 19y

1921

y

3 2 6( ) 5 3

x xvi

3 9 10 30x x 7 39x

397

x

• The inequality sign will only change when:

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

5 6 7

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

5 6 7

( ) 2 6 4 14ii x

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

5 6 7

( ) 2 6 4 14ii x 4 4 8x

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

5 6 7

( ) 2 6 4 14ii x 4 4 8x

1 2x

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

5 6 7

( ) 2 6 4 14ii x 4 4 8x

1 2x 2 1x

• The inequality sign will only change when:1) Multiply or divide by a negative number

if you change the sign, you change the sign

2) The reciprocal of both sides are taken

e.g. ( ) 6 36i x 6x

5 6 7

( ) 2 6 4 14ii x 4 4 8x

1 2x 2 1x

-2 1

• The correct way of writing inequalities

• The correct way of writing inequalities

4 5 6

• The correct way of writing inequalities

4 5 65x

• The correct way of writing inequalities

4 5 65x

5NOT x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 6

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x 4 or 6NOT x x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x 4 or 6NOT x x

4 5 6

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x 4 or 6NOT x x

4 5 64 or 6x x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x 4 or 6NOT x x

4 5 64 or 6x x

6 or 4NOT x x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x 4 or 6NOT x x

4 5 64 or 6x x

6 or 4NOT x x 4 6NOT x

• The correct way of writing inequalities

4 5 65x

5NOT x

4 5 64 6x

6 4NOT x 4 or 6NOT x x

4 5 64 or 6x x

6 or 4NOT x x 4 6NOT x

Exercise 1F; 3acdijm, 4afkp,5behlp, 6acf, 7bcegh, 8aceg,

9bdfhj, 10a, 11*

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