How do I find the distance between two point in the plane?

We can use Pythagoras' Theorem applied to co-ordinates of these points.

JV

Related Maths A Level answers

All answers ▸

Differentiate y=ln(x)+5x^2, and give the equation of the tangent at the point x=1


How many solutions are there to the equation sin x = a, if 0<a<1 and 0<x<pi


If 1/(x(a-x)) is equivalent to B(1/x + 1/(a-x)), Express 'B' in terms of 'a'


f(x) = 2x3 – 5x2 + ax + 18 where a is a constant. Given that (x – 3) is a factor of f(x), (a) show that a = – 9 (2) (b) factorise f(x) completely. (4) Given that g(y) = 2(33y ) – 5(32y ) – 9(3y ) + 18 (c) find the values of y that satisfy g(y) = 0, givi