rachelle200612 rachelle200612
  • 25-06-2021
  • Mathematics
contestada

If using the method of completing the square to solve the quadratic equation x^2+15x+21=0, which number would have to be added to "complete the square"?

Respuesta :

chibunduoyibe
chibunduoyibe chibunduoyibe
  • 25-06-2021

Step-by-step explanation:

the answer is in the above image

Ver imagen chibunduoyibe
Answer Link
aguilarclarc26
aguilarclarc26 aguilarclarc26
  • 25-06-2021

Answer:

my answer is 225/5 sorry comments for wrong

Answer Link

Otras preguntas

Solve the equation -13=m/-5
Heelp ez question, just answer no steps needed
i bought a few pies & cut each pie into 6 slices. if i ended up with 42 slices of pie , how many pies did i buy.
Write the equation of the line in fully simplified slope-intercept form.
1.On the horizontal axis what is the distance from x=-4 to x=6 2.On the vertical axis what is the distance from y=-2 to y=6
Question. What unit of measurement describes a processor speed? 1)O gigabits per second 2)O gigabytes per second 3)gigahertz 4)gigabytes
Answer these 3 simple questions
18,12,8,.. Find the 10th term
What is the density of an object if it’s mass is 88.69g and it’s volume is 24.5mL?
what is a state religion?​