oliviaszymanski06
oliviaszymanski06 oliviaszymanski06
  • 19-05-2020
  • Mathematics
contestada

Question 1
State the value of the discriminant for y = x2 – 8x + 10.
a) 10.2
b) 4.9
c) 104
d) 24

Respuesta :

PhantomWisdom PhantomWisdom
  • 24-05-2020

Answer:

D = 24

Step-by-step explanation:

The given quadratic equation is [tex]y=x^2-8x+10[/tex].

It is required to find the value of the discriminant. The value of discriminant  of any quadratic equation is given by :

[tex]D=b^2-4ac[/tex]

Here, a = 1, b = -8 and c = 10

On plugging all the values, we get :

[tex]D=(-8)^2-4\times 1\times 10\\\\D=24[/tex]

So, the value of discriminant for y is 24.

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