tatirocks2372 tatirocks2372
  • 11-04-2018
  • Mathematics
contestada

What is the value of the discriminant for the quadratic equation
d2− 7d + 8 = 0?
A. −56
B. 17
C. −1
D. −27

Respuesta :

Аноним Аноним
  • 11-04-2018
d² - 7d + 8 = 0

a = 1, b = -7 , c = 8

[tex]\text {Discriminant=} b^2 - 4ac [/tex]

[tex]\text {Discriminant=} (-7)^2 - 4(1)(8) = 49 - 32 = 17[/tex]

Answer: 17 (Answer B)
Answer Link

Otras preguntas

what is the antonym of harrondous?​
I need help. Filling in the blanks the words are at the bottom ​
NEED HELP !!!!!! READDD THE QUESTION THERE ARE TWO PARTS
making judgments would you measure the height of a building in meters
Which of the following is a whole number and integer but not a natural number?​
|5x-8|+5=32 Can I get help setting up this equation and can you break it down
Which of the following is not one of the objectives for accounting?
A hypothetical population of herbivorous rodents lives in a meadow where grasses , seeds, shrubs, and fruits are plentiful. Which statement expresses the natura
If you know the length of an object in centimeters, how can you figure out the length of the object in millimeters without re measuring
which bird have giant pouches that can hold up to 13 liters of water​