What two numbers multiply to negative 90 and add up to 8?

Answer 1

98

Answer 2

To find two numbers that multiply to -90 and add up to 8, we need to solve a system of equations. Let's call the two numbers x and y. We have the equations xy = -90 and x + y = 8. By solving this system, we can find that the two numbers are 10 and -9.

Answer 3

-6.2956 and 14.2956 (to 4 dp)

Another Answer:-

The numbers are: (4-sq rt 106) and (4+sq rt 106)

Check: (4- sq rt 106)*(4+sq rt 106) = -90 and (4-sq rt 106)+(4+sq rt 106) = 8