Sierraroach Sierraroach
  • 25-01-2017
  • Mathematics
contestada

Find two numbers whose product is -48 and whose sum is -8.

Respuesta :

sharky564
sharky564 sharky564
  • 25-01-2017
[tex]x+y=-8 xy =-48 \implies y= - \frac{48}{x} \implies x - \frac{48}{x} = -8 \implies x^2+8x-48=0 \implies (x+12)(x-4)=0 \implies (x,y)=(-12,4),(4,-12) [/tex]
Answer Link

Otras preguntas

A person in the audience of a reality show has an 11% chance of winning free movie tickets. What is the chance that a person in the audience may not win free mo
Slaves were brought to the United States in the early 1600s. true false
What do you call a subtraction answer?
Debbie has at most $60.00 to spend on clothes. She wants to buy a pair of jeans for $22.00 and spend the rest on T-shirt cost $8.00. How many t-shirts can she p
Which earlier ideas did Romanticism reject? A. the perspective and detail of Renaissance art B. the beliefs of the Enlightenment C. themes and stories
SOMEBODY PPLEASE HELP ME All of the following were conditions faced by nineteenth century factory workers, except: A. Fair Pay B. Dangerous work places C. Long
How did Theodore Roosevelt address trusts? He enforced the Sherman Antitrust Act. He sought to destroy good and bad trusts. He helped businesses create trusts.
Combine like terms. 5/6x - 2/3x A.1/6x B.1/3x C.1/2x D.X
what is 32/28 in simplest form
During the 1920s, it became a common practice to take out a loan in order to buy shares in a company. What was this practice called? A. Buying on margin B. Gros