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.

FH

Related Maths A Level answers

All answers ▸

Find the area between the curves y = x^2 and y = 4x - x^2.


Express the polynomial x^3+x^2-14x-24 as a product of three linear factors.


What is a logarithm?


How do I solve equations with modulus functions on both sides?