Exploring the shapes of graphs using technology | Maths

Starter quiz

The linear equation $y=3x-7$ will form a __________ graph.
- curved
- decreasing ✓
- straight line
Which of these coordinates will be on the linear graph $y=3x-7$ ?
- (5, 8) ✓
- (8,5)
- (-4, -1)
- (1, -4) ✓
- (2, -1) ✓
How many points can be plotted on the graph of the linear equation $y=3x-7$ ?
- All integers.
- Positive integer values only.
- Negative integer values only.
- Millions but, there is a limit.
- The number of points you can plot on this graph goes on infinitely. ✓
If you were populating this table of values for the linear equation $y=8-5x$ , what is highest value of $y$ you will get?
- 3
- 5
- 8
- 23 ✓
- 28
If you were populating this table of values for the linear equation $y=8-5x$ , what is lowest value of $y$ you will get?
- 23
- -3
- -5
- -7 ✓
- -23
Which of these equation will produce a non-linear graph?
- $y=3x+8$
- $y=3x-8$
- $y=8-3x$
- $3x+y=8$
- $y=x^3+8$ ✓