Question

x(x+1)(x+2)(x+3) = 120 find roots by factorisation

Answer 1

Answer:

roots are -1,-2,-3

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

on multiplying,

4x^4 + 12x^3 + 8x^2 = 120                       (divide it by 4)

x^4 + 3x^3 +2x^2 = 30

x^2(x^2 + 3x + 2) = 30

(x^2)(x+1)(x+2) = 30