JOE CROWLEY: When you’re planning a route you need to work out how strenuous it’s going to be. Now obviously distance is one thing to consider. The other thing is how many ups and downs there are ...
All straight line graphs have an equation that can be written in the form 𝑦 equals 𝑚𝑥 add 𝑐, where 𝑚, the coefficient of the 𝑥 term, is the gradient or slope of the line. The constant, 𝑐, is ...
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