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Factorise (5a²-25a+20)÷(a-1) class 8​
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Factorise (5a²-25a+20)÷(a-1) class 8​

User David Archer
by
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2 Answers

7 votes
(5a²-25a+20) ÷ (a-1)

= 5(a²-5a+4) ÷ (a-1)

= 5(a-1)(a-4) ÷ (a-1)

= 5(a-1)(a-4) / (a-1)

{ (a-1) is crossed out }

= 5(a-4)

Hope it helps!

User Aogan
by
8.1k points
6 votes

Answer:


5(a-4)

Explanation:


((5a^(2) -25a+20))/( (a-1))\\=(5(a^(2) -5a+4))/( (a-1))\\\\=(5(a-1)(a-4))/( (a-1))\\=5(a-4)

User HannaY
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