Question

factorise: 24x4+81x​

Answer 1

Answer:

24x⁴+81x=0

x(24x³+81)=0

24x³+81=0                [0/x=0]

24x³= -81

x³= -81/24

x³= -27/8

x= ∛-27/8

x= -3/2

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