lilyedgar06 lilyedgar06
  • 03-08-2021
  • Mathematics
contestada

Find a and b such that ab = 15
and a+b = -8.

Respuesta :

doomdabomb
doomdabomb doomdabomb
  • 03-08-2021
Answer:

a = -3 or -5 and b = -5 or -3

Step-by-step explanation:

a + b = -8

ab = 15

b = 15/a

b = 15/(-3)

b = -5

a(-5) = 15

(-5)a = 15

(-5)/5 = 15/-5

a = -3

a + b = -8

-3 - 5 = -8

-8 = -8
Answer Link

Otras preguntas

Increased heart rate, higher blood pressure and dilated pupils are body changes associated with:
Write your answer in descending powers of a. (a 3 - 2a + 5) - (4a 3 - 5a 2 + a - 2)
Plant hormones act by directly affecting the activities of
Why is the mongoose praised in Indian but is hated in indian
What factor led to the explosive growth of digital crime over the past few decades?
Most dissolved carbon in the ocean is used to form which structure in marine organisms?
In relation to amnesia, "backward moving" is to _____ as "forward moving" is to _____.
What word rhymes with into ?
The proportion of americans over the age of 11 who smoke is about:
Which is the most important reason you should properly cite information that you obtain from an Internet search? Question 2 options: To avoid contacting the