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The formula for the area of a circle is π r2. To use this formula we first need to find r, the radius of the circle. The radius is the distance from the centre of the circle to the edge, and...
The probability of pulling out two socks of the same colour is n/m*(n-1)/(m-1) where n is the initial number of that type of sock and m is the total number of socks in the drawer. The reason that we ta...
The first step in solving any trigonometric equation is to convert everything into sine and cosine functions. So in this case we need to start by converting the tanA. We can use the identity: tanA=sinA...
When reading a question try to pick out the important information, and don't get thrown off with unnecessary words like isosceles.
A circle has a radius ...
1) We will expand the function by multiplying each bracket by its coefficients. Lets divide the equation in two parts to make it a bit simpler:
3x(8y-2) = 3xTUAnswered by Teresa U. • Maths tutor9069 Views
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