Answer:
2/1
Step-by-step explanation:
A polynomial with roots a and b is (x - a)(x - b).
(x - 2)(x - (-1))(x - 4) = 0
(x - 2)(x + 1)(x - 4) = 0
has roots 2, -1, and 4.
Answer:
0.85 Euros have the same amount as 1 U.S dollar.
Step-by-step explanation:
Given : The equation 
To find : Number of Euros which has same value as D U.S. dollar ?
Solution :
The equation 
Where, E= amount of Euros
D= amount of U.S dollar.
Now for 1 U.S dollar we put D=1,


Therefore, 0.85 Euros have the same amount as 1 U.S dollar.