Question

Find the discriminant for this equation. x2 + 3x + 1 = 0

Answer 1

5

Explanation:

if ax^2 +bx + c ====>discriminant formula is b^2 - 4ac from the quadratic formula

x2 + 3x + 1 = 0

Then;

a=1

b=3

c=1

b^2 - 4ac = 3^2 -4*1*1

= 9-4

= 5

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