The Florida Department of Education has released examples of what it calls “problematic” material that led it to ban dozens of math textbooks — including a lesson with an algebra graph measuring ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. If you are looking for examples of misleading or deceptive graphs, it is far ...

What do you think the graph of \(y = \cos 2x^\circ\) would look like? amplitude = 1, so the distance between the maximum and minimum values is 2 number of waves = 2 (period is 360˚ ÷ 2 = 180˚) graph ...

1. Use the table below to draw a conversion graph for litres and gallons. Plot 0 to 20 gallons on the \({x}\) axis and 0 to 100 litres on the \({y}\) axis. 2. Using the conversion 1 mile = 1.6 km, ...