Zaraahmad Zaraahmad
  • 02-10-2016
  • Mathematics
contestada

Two numbers that multiply to minus 48 and add up to 13?

Respuesta :

texaschic101
texaschic101 texaschic101
  • 02-10-2016
a * b = -48
a + b = 13.....a = 13 - b

b(13 - b) = -48
-b^2 + 13b = -48
-b^2 + 13b + 48 = 0
(-b-3)(b - 16) = 0

-b - 3 = 0
-3 = b

b - 16 = 0
b = 16

ur numbers are : 16 and -3
Answer Link

Otras preguntas

Can you take excedrin while taking vicodin
One supplier quoted select 1 x 6 pine at $955M. Another quoted $0.65 per linear foot. Which one is less expensive; how much less?
The interest that Julia earns on her investment is given by the equation I=48t where t is the time in years that her money is invested. She makes a table to det
Lisa borrows 2850 at 4.3 simple interest per year. When Lisa pays loan back 9 years later, what total amount that Lisa ends up repaying?
When using Microsoft word, what would happen to the text of a paragraph if the "Justify" option is used?
What happened in chaapter 8 animal farm important points?
why might nubians have depended more heavily on trade than egyptians
Amendment to the u.s. constitution gives every defendant the right to a trial by jury?
Who were the prominent composers for piano during the romantic period?
When dose beah flash back to the last time he saw his parents