loadedb
loadedb loadedb
  • 01-11-2020
  • Mathematics
contestada

How many times does the quadratic function below intersect the x-axis?
y = x2 + 3x +15

Respuesta :

Magzs Magzs
  • 01-11-2020

Answer:

Assuming you meant y = 2x + 3x +15, answer is: once at (-3,0)

Step-by-step explanation:

For solution, factor and solve for x.

2x + 3x + 15 factored is 5(x+3).

Solving for x, set x+3 = 0 which becomes x = -3.

Answer Link

Otras preguntas

Below are three different governmental scenarios. Below each scenario, indicate which branch of government you think this scenario pertains to and why. 1. Nev
helllllpppppppppppppppppppppppppp
How are units of distance measured on a computer screen? in centimeters in inches in pixels in bytes
4. The BEST synonym for the word pilgrimage would be a. Vacation b. Career c. Mission d. Life
Taylor is competing in a 30 kilometers race. She has already run 12.35 kilometers through a park and swam 3.75 kilometers. She will bike the rest of the way. Ho
what is the difference between 26 and 8
Ali has q quarters. Tom has four more quarters than Ali. Drag and drop the expressions into the boxes to write an expression that represents the number of quar
what nutrient is found in fortified milk and cereals
What mistake did George make? He laughed when the cat sat on the bench. He was ashamed of what he had done. He disobeyed and disappointed Papa.
True or False: In 1609, Henry Hudson explored the Mississippi River Valley and claimed the region for New France.