Question

How do you factorise with a common factor? `10c^2+15c^3`?

Answer 1

`=5c^2(2+3c)`

Explanation:

`10c^2 +15c^3" "larr` find the highest common factor

`=5c^2(2+3c)`

Divide the HCF out of each term - the coefficients of the hcf are in the brackets.