Seudónimo Seudónimo
  • 02-05-2016
  • Mathematics
contestada

Which two numbers multiply to 60 and add to -2?

Respuesta :

konrad509
konrad509 konrad509
  • 02-05-2016
[tex]xy=60\\ x+y=-2\\\\ xy=60\\ x=-y-2\\\\ (-y-2)y=60\\ -y^2-2y-60=0\\ y^2+2y+60=0\\ y^2+2y+1+59=0\\ (y+1)^2=-59 [/tex]

There are no such numbers in real numbers.
Do you perhaps want a solution in complex numbers?
Answer Link

Otras preguntas

Which number is a composite number? 13 23 33 43 Please help.
Which question is testable
Rachel wants to test how sunlight impacts plant growth over time. She will add varying amounts of light to different sets of plants. The sunlight is a(n) * A. C
. Why is the Stone Age important to the development of early humans? a. The early people made cars that helped them move from place to place. b. The early peopl
Select all the equations that are equivalent to the equation 3x – 4 = 5.
What is an interest rate that is set and will not be changed unless you go over your limit or fail to make a payment. Fixed Rate Optional Rate Actual Rate V
is the first part "kilo" from the word kilograms a suffix, prefix or unit???​
9–5(x+4)=3(2–x) help!!!!!1
Plant cells perform photosynthesis, which occurs in the
Evaluate 4x + (7 - z) - 6y for x = 2, y = 5, z = 4*