MATT: Welcome to The Maths Show with me yourhost, Matt Parker. Today talking about Algebra.Specifically substituting values into formulae, MATT: with four amazing tricks maths teachers can’tresist, ...

A translation is a shift of the graph either horizontally parallel to the \(x\)-axis or vertically parallel to the \(y\)-axis. If \(f(x) = x^2\), then \(f(x) + a = x^2 + a\). The value of \(a\) ...