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Aliun [14]
3 years ago
9

What multiplies to -4 and adds up to 7?

Mathematics
1 answer:
devlian [24]3 years ago
6 0
The two numbers are (7+ sqrt(65))/2 and (7- sqrt(65))/2

(7+ sqrt(65))/2+ (7- sqrt(65))/2= 7
(7+ sqrt(65))/2* (7- sqrt(65))/2)= -4.

Hope this helps~
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