Nique2105viz
Answered

23. What is the discriminant of x2 – 3x - 4 ?
b. 16
a. 12
c. 25
d. 36
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Sagot :

Samanthaidl1viz

Answer:

The final answer is C. 25.

Step-by-step explanation:

[tex]x^{2} -3x-4\\a= 1, b= -3, c=-4\\D=b^{2} -4ac \\D=-3^{2} -4(1)(-4)\\D=9+16\\D=25[/tex]

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