Sweets are sold loose, or pre-packed in 120g bags. The 120 g bags are £1.99 each.
The loose sweets are £1.59 for 100 g.
By calculating the price per gram, determine which is better value.
Show your working.

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Identify the number as a rational or irrational.explain. 127