Question

Factorise: t^3+t^2+t+1

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

x+1=0

p{-1}=[-1]³+[-1]²+[-1]+1

=-1+1-1+1

=0

x+1 isa factor of p{x}

by synthetic division method

x+1 -1} 1. 1. 1. 1

0. - 1. 0. -1

1. 0. 1. 0

p{x}={x+1}{x²+0x+1}=0 we l

={x+1}{x²+1²}

={x+1}x+1{x+1}

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