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23-02-2018
Mathematics

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21x^3 and 28X^5 for polynomials gcf

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creeds25 creeds25

23-02-2018

Given polynomials:
21x³ and 28x^5
Factorise each term:
21x³ = 3 x 7 x x³
28x^5= 4 x 7 x x² x x³
So, greatest common factor = 7 x x³ =7x³

Answer: 7x³

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