The polynomial f(x) is define by f(x) = 3x^3 + 2x^2 - 8x + 4. Evaluate f(2).

f(x) = 3x^3 + 2x^2 - 8x + 4

f(2) = 3(2)^3 + 2(2)^2 - 8(2) + 4

f(2) = 3(8) + 2(4) - 8(2) + 4

f(2) = 24 + 8 - 16 +4

f(2) = 20

SW
Answered by Sophie W. Maths tutor

3863 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

If I have a picture of a graph f(x), how can I draw what |f(x)| and 3f(x-2) look like?


Solve: x^2-7x+6=0


Use integration by parts to find ∫x e^(x)


Integrate cos^2(x)


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