adamedgeorfq19 adamedgeorfq19
  • 25-04-2018
  • Mathematics
contestada

the equation (x+7)(x-1)=-16 has a. two real solutions b. one real solution c. two complex solutions d. no solution

Respuesta :

Аноним Аноним
  • 25-04-2018
(x+7)(x-1) = -16

x² + 6x - 7 = -16

x² + 6x - 7 + 16 = 0

x² + 6x + 9 = 0

(x+3)² = 0

x = - 3 -> one real solution
Answer Link
MeganLouise
MeganLouise MeganLouise
  • 25-04-2018
here’s my answer! Hope it makes sense :)
Ver imagen MeganLouise
Answer Link

Otras preguntas

Why does Jackson think that the speedy removal of the Native Americans is good for the United States
why weren't slave marriages considered legal
What is 14/12 reduce to its lowest term
John and Bill walk towards to each other’s house. If both leave at 10 am, they meet 10 minutes later. If Bill leave 3 minutes later then John, they’ll meet 9 mi
Students research unicellular, prokaryotic organisms that live in harsh environments such as volcanic hot springs, brine pools, and anaerobic black organic mu
What is 3/7 reduce to its lowest term
what type of stories did greek plays tell?
what number can 13 and 7 go into?
simplify and explain your answer 4/7+2/5(1/5+1/10)
Find the 50th term of this arithmetic sequence: 5, 13, 21, 29, . . .