GRT surged 70% from its August low after the major downturn. Resistance at $0.18-$0.21 determines a bullish breakout or rejection. The ascending channel lacks a clear five-wave pattern for a ...

Literature about graphs includes many discussions about whether zero needs to be included on all scales. We demonstrate that a graph designer can mislead just as much by changing the aspect ratio.

Save guides, add subjects and pick up where you left off with your BBC account. Plot a graph of resistance, R, in Ω on the y-axis against length, l, in cm on the x-axis). Draw the line of best ...

You should be able to recognise the graph of current against voltage for a diode. The diode has a very high resistance in one direction. This means that current can only flow in the other direction.