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

Answered by Sophie W. Maths tutor

3335 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Find the minimum value of the function, f(x)= x^2 + 5x + 2, where x belongs to the set of Real numbers


Given that f(x)= (4/x) - 3x + 2 find i) f'(x) and ii) f''(1/2)


Find dy/dx if y= sinx/2x+1


How does finding the gradient of a line and the area under a graph relate to real world problems?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences