Question

(b) Factorise: 3p2-p-4.
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Answer 1

Answer:

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Answer 2

Answer:

p=4/3,-1

Step-by-step explanation:

3p^2-p-4=0

3p^2-4p+3p-4=0

p(3p-4)+1(3p-4)=0

3p-4=0;p+1=0

3p=4;p=-1

p=4/3,-1

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