if c=3 what is 2c squared i need to know the workings out please i think it is 3 squared which is 9 times 2 which is 18 but im not sure if any 1 can help i will be happy thanks
if c=3 what is 2c squared i need to know the workings out please i think it is 3 squared which is 9 times 2 which is 18 but im not sure if any 1 can help i will be happy thanks
Hi andyboy179,
You want to know $\displaystyle 2c^2=2\cdot 3^2=2 \cdot 9 = 18$