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How to solve 3a+9 and a²-9 i have to find h.c.f

How to solve 3a+9 and a²-9 i have to find h.c.f
asked 3.3k views
6 votes
How to solve 3a+9 and a²-9 i have to find h.c.f

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User Clade
by
8.0k points

1 Answer

6 votes

Answer:

First equation = 3a + 9

= 3( a+3 )

Second equation = a²- 9

= a² - 3 ^ 2

= (a+3) (a-3)

Hence,

HCF = ( a+ 3)

Hope this helped

All the best !!

answered
User Cristian Bujoreanu
by
8.2k points
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