dionquijano
dionquijano dionquijano
  • 01-10-2018
  • Mathematics
contestada

How many real solutions does p^2-5p+7=0 have

Respuesta :

Аноним Аноним
  • 01-10-2018

Let's  work out the discriminant  b^2 - 4ac:-

D =  (-5)^2 - 4*1*7  =  25 - 28 = -3

A negative discriminant  shows that there are NO real solutions Answer

Answer Link

Otras preguntas

SAT Help Jack can paint a house in 5 days, and Richard can paint the same house in 7 days. Working together, how long will it take them to finish the job? How d
what is 20% of $45.00?
what is 20% of $45.00?
the perimeter of a square is 4 times as great as the length of any of its sides. Determine whether the perimeter of the square is proportional to the side lengt
My daughter needs a synonym for tired and all the word she has is problem , story and banquet
Explain why the railroads were not built in a straight line from east to west.
The distance of a wave crest from its resting. position is its. out of A. Wavelength B. Amplitude C. Height
What's another name for vital signs?
how could you compare the energy carried in two different longitudinal waves
At a store , 24 bottles of water and 6 bags of chips costs $23.40. Five bottles of water and two bags of chips cost $6.60. What is the cost of a single bottle o