kamross529 kamross529
  • 18-08-2020
  • Mathematics
contestada

Which of the following equations has only one solution?
x2 + 4x + 4 = 0
x2 + x = 0
ox²-1=0

Respuesta :

sand75
sand75 sand75
  • 18-08-2020

Answer:

x² + 4x + 4 = 0

Step-by-step explanation:

x² + 4x + 4 = 0

( x + 2 )² = 0

x + 2 = 0

x = -2

x² + x = 0

x ( x + 1 ) = 0

x = 0 or x = -1

x² - 1 = 0

x² = 1

x = 1 or x = -1

Answer Link

Otras preguntas

at a basketball game, a vender sold a combined total of 166 sodas and hot dogs. The number of hot dogs sold was 54 less than the number of sodas sold. Find the
Which ones are correct?
Lock #2 - Secret passage is opened. You find a note here. Read it carefully to find a clue to the code that will open this lock and tell you where to go next. E
Find the missing number
How do you think people would have responded to the film? Would they have found it reassuring c frightening? Why do you think so? Respond to these questions in
Helpppppppppppppppppp
Monohybrid crosses fill in the blanks
I NEED HELP CUZ I BAD
Which of these invertebrates have asymmetric bodies?
Ben wants to be on the basketball team, but he's worried he won't make it to the team. He spent weeks working out as hard as possible, preparing for try outs. A