Find the coefficient of x^4 in the expansion of: x(2x^2 - 3x + 1)(3x^2 + x - 4)

Only the terms which will form the x4 term need to be considered:x * 2x2 * x + x * -3x * 3x2 = -7x4Therefore the answer is -7.

Answered by Finn H. Maths tutor

4155 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

The curve y = 2x^3 -ax^2 +8x+2 passes through the point B where x = 4. Given that B is a stationary point of the curve, find the value of the constant a.


Find the exact gradient of the curve y = ln(1-cos 2x) at the point with x-coordinate π/6.


Differentiate the function y = cos(sin(2x))?


Integrate x/(x^2+2)


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