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

Find the value 9x10^4
The middle 5 in 0.555 is 1/10 the value of the 5 to its
write a fraction that is less than 5/6 and has a denominator of 8
Similarities between glacier and geyser
The combination for a like is a 3 digit number. The digits are the prime factors of 42 listed form least to greatest. What is the combination for the lock?
standard form of two hundred ten million sixty four thousand fifty
lucas compares the portrayal of the colonists in the declaration of independence to?A. enemies in a thriller B. antagonists in a novelC. victims in a dramaD. un
10 times as many as 1 hundred is hundreds or thousand
948÷10 to the third power
What is the correct title for this map? A.)Native American Culture Regions B.)Triangle Trade Routes C.)Prehistoric Migrations Through the Americas D.)