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"Boss 'T' Maths Functions f(x) = ax+b" is a maths teacher creation. This app is meant to help understand and revise functions as f(x)=ax, algebraically and graphically.The first part - I UNDERSTAND! - shows dynamically the notions of gradient, Y axis intercept and monotony.The second part - I TEST MYSELF! - shows 4 exercises that deal with gradients, Y-axis intercept, table of values, calculation of outputs and graphical reading.The app is also linked to Game center, so you can share your results and challenge your friends!