MCQ
$3x^2+ 4x + 5 = 0$ have :
- AReal roots
- ✓No Real roots
- CReal and Distinct roots
- DReal and Equal roots
✓
Answer
Correct option: B.
No Real roots
$D = b^2- 4ac$
$D = 42 - 4 \times 3 \times 5$
$D = 16 - 60$
$D = - 44$
$D < 0.$
No Real roots.
$D = 42 - 4 \times 3 \times 5$
$D = 16 - 60$
$D = - 44$
$D < 0.$
No Real roots.
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