Pythagoras’ Theorem Video Lessons Pythagoras – Finding the Hypotenuse (Longer Side) Pythagoras – Finding One of the Shorter Sides What is Pythagoras’ Theorem Pythagoras’ theorem is a2 + b2 = c2, where a and b are the two shorter sides of a right-angled triangle and c is the longest side, opposite the right angle. The […]
The Complete Guide to Pythagoras’ Theorem Read More »
Equation of a Circle Video Lessons How to Find the Equation of a Circle How to Graph a Circle What is the Equation of a Circle? The standard form equation of a circle is (𝑥 – a)2 + (y – b)2 = r2, where (a,b) is the centre and r is the radius. For example,
How to Understand the Equation of a Circle Read More »
Binomial Expansion Video Lessons How to do the Binomial Expansion Binomial Expansion – Negative Powers What is the Binomial Theorem? The binomial theorem is an algebraic method for expanding any binomial of the form (a+b)n without the need to expand all n brackets individually. The binomial theorem formula states that . A binomial contains exactly
How to do the Binomial Expansion Read More »
