f(x)=x^3 + x^2 -10x +8 show that (x-1) is a factor of f(x), Factorise f(x) fully , sketch the graph of f(x)

f(1)=0

f(x)=(x-1)(x+4)(x-2)

DA
Answered by Deborah A. Maths tutor

5886 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Find the tangent for the line y=x^3+3x^2+4x+2 at x=2


It is given f(x)=(19x-2)/((5-x)(1+6x)) can be expressed A/(5-x)+B/(1+6x) where A and B are integers. i) Find A and B ii) Show the integral of this from 0 to 4 = Kln5


Prove that 2Sec(x)Cot(x) is identical to 2Cosec(x)


a) Simplify 2ln(2x+1) - 10 = 0 b) Simplify 3^(x)*e^(4x) = e^(7)


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning