How do you factor the trinomial #7x^2-71x+10#?
1 Answer
Jan 17, 2016
Explanation:
Look for a pair of factors of
The pair
Use that to split the middle term and factor by grouping:
#7x^2-71x+10#
#=(7x^2-70x)-(x-10)#
#=7x(x-10)-1(x-10)#
#=(7x-1)(x-10)#
