ottospotss ottospotss
  • 01-05-2020
  • Mathematics
contestada

-7x2 + 8x + 2 What is the value of the discriminant of f

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-05-2020

Answer:

120

Step-by-step explanation:

The discriminant is

b^2 -4ac  

where a is the coefficient of x^2 b is the coefficient of x and c is the constant

-7x^2 + 8x + 2

a = -7    b = 8 and c = 2

(8)^2 -4(-7) (2)

64 - -56

64+56

120

Answer Link
amna04352
amna04352 amna04352
  • 03-05-2020

Answer:

120

Step-by-step explanation:

In a general quadratic Ax² + Bx + C, the discriminant is:

B² - 4AC

8² - 4(-7)(2)

64 + 56

120

Answer Link

Otras preguntas

What is the correct order for respiration?
Question 2(Multiple Choice Worth 4 points) If (89)P=818, what is the value of p? 02 09 10 18
You are in your final year in secondary school. Write a latter to your brother telling him what you intend to do after secondary school and asking for his suppo
need help asap willing to give a lot of points!
deficiency immune response of cell-mediated predisposes an individual towards active TB. correct grammatical mistake
The number of hours per week that the television is turned on is determined for each family in a sample. The mean of the data is 37 hours and the median is 33.2
Emily invested $810 in an account paying an interest rate of
reason to connect to the same file several time
which animals has a better chance of survival fox or leopard. why??​
The velocity is ___ when the distance is kept the same and the time is halved