ottospotss ottospotss
  • 01-05-2020
  • Mathematics
contestada

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

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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

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