If one chocolate bar makes three snores how many bars will you need to purchase to make 26 smores

Which expression is equivalent to? assume x > 0 and y > 0.

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle