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Mathematics
Susie
Today, 13:25
Factorise
a) x + 3x - 4
+1
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2
)
Precious Wheeler
Today, 14:47
0
The answer to this equation is 4 (x-1)
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Jacob Lloyd
Today, 15:49
0
(x-1) (x+4)
Step-by-step explanation:
I'm guessing you meant x^2+3x-4.
The easiest part is knowing that:
(x-_) (x+_)
You have to look for numbers that multiply to - 4 and add up to 3. Therefore, it would be - 1 and 4:
(x-1) (x+4)
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