Download presentation

Presentation is loading. Please wait.

Published byRyleigh Lowe Modified over 2 years ago

1
L5 Teacher's Notes Topic: Alg - substitution How could we change the question? Eg: what if x = 7 etc what if the expression is 6x etc What mistake do you make to get each wrong answer? x = 8 (a) When x = 8, what is the value of 5x ? Tick ( ) the correct box. 5 134058 none of these How could we change the question? Eg: what if x = 7 etc what if the expression is 4x - x etc what if the expression is 5x + x etc (c) When x = 8, what is the value of x 2 ? Tick ( ) the correct box. 8 101664 none of these (b) When x = 8, what is the value of 3x - x ? Tick ( ) the correct box. 0 31630 none of these How could we change the question? What if the answer to x 2 is 25 - what is x ? 169 196 4 1 -9

2
x = 8 5134058 none of these (a) When x = 8, what is the value of 5x ? Tick ( ) the correct box.

3
0 31630 none of these (b) When x = 8, what is the value of 3x - x ? Tick ( ) the correct box.

4
8 101664 none of these (c) When x = 8, what is the value of x 2 ? Tick ( ) the correct box.

Similar presentations

OK

Constructivist and Directed Models The Differences Between The Two.

Constructivist and Directed Models The Differences Between The Two.

© 2017 SlidePlayer.com Inc.

All rights reserved.

Ads by Google