YouTube on MSNOpinion

Find all the solutions of a trig equation by looking at the graph and unit circle

Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, ...
YouTube on MSNOpinion

Converting a circle into standard form and then graphing

Learn how to graph the equation of a circle by completing the square. Completing the square will allow us to transform the ...
BBC

The equation of the tangent to a circle - Higher

A tangent to a circle at point P is a straight line that touches the circle at P. The tangent is perpendicular to the radius which joins the centre of the circle to the point P. As the tangent is a ...
BBC

The equation of the tangent to a circle - Higher

A tangent to a circle at point P is a straight line that touches the circle at P. The tangent is perpendicular to the radius which joins the centre of the circle to the point P. As the tangent is a ...