Ask your own question, for FREE!
Mathematics 11 Online
OpenStudy (josedavid):

i need help please in math

OpenStudy (josedavid):

A function is shown below: f(x) = x3 + 5x2 - x - 5 Part A: What are the factors of f(x)? Show your work. (3 points)

OpenStudy (anonymous):

What subject is this?

OpenStudy (josedavid):

algebra1 why

OpenStudy (anonymous):

Really? Oh okay I'm in Alg1 but this looks like its a foreign language to me, what module is this?

OpenStudy (josedavid):

unit 8

OpenStudy (anonymous):

1 is clearly a zero of this polynomial since \[f(1)=1+5-1-5=0\]

OpenStudy (anonymous):

oh thats why, im in Unit 3

OpenStudy (anonymous):

that means if factors as \[x^3+x^2-x-5=(x-1)(\text{some quadratic})\]

OpenStudy (anonymous):

find the quadratic by a) long division (a pain) b) synthetic division (very easy) c) thinking what it has to be d) cheating

OpenStudy (josedavid):

so what is part a

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!