Can someone help me with factoring please? 30n^2b - 87nb +30b I know the answer is 3b(2n-5)(5n-2) but I'm not sure the steps to arrive to the answer.

Question

Can someone help me with factoring please? 30n^2b - 87nb +30b    I know the answer is 3b(2n-5)(5n-2) but I'm not sure the steps to arrive to the answer.

anonymous · Answer

Will give medal

campbell_st · Answer

ok... so 30 and 87 have a common factor of 3 and each term contains a b

so that is the 1st thing to remove

$$3b(10n^2 - 29n + 10)$$

so the difficult part is factoring the quadratic...

campbell_st · Answer

so I can explain a method that works every time to factor the quadratic... are you interested..?