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Law Incorporation [45]
3 years ago
6

What two numbers multiply to -105 and add to 8

Mathematics
1 answer:
jok3333 [9.3K]3 years ago
5 0
A b=-105  
a+b=8  
 x²+8x-105=0

x²+-7x+15x-105=0
x(x-7)+15(x-7)=0
(x-7)(x+15)=0     
a=-7
b=15
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