Question

Show that quadratic equations 3x2+x+1=0 has no real roots

Answer 1

Answer:

Here, -11 is smaller than 0. Which means that the given equation has no real roots.

Step-by-step explanation:

3x²+x+1=0

Here,a=3 ; b=1 and c=1

Since,    b²-4ac

             =1²-4×3×1

             =1-12

             =-11 ∠ 0

Answer 2

Step-by-step explanation:

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