MCQ
If $p(x) = 5x - 4x^2 + 3$ then $p(-1) = ?$
- A$6$
- B$-2$
- C$2$
- ✓$-6$
✓
Answer
Correct option: D.
$-6$
$p(x) = 5x - 4x^2 + 3$
Putting $x = -1$ in $p(x),$ we get
$p(-1) = 5 × (-1)-4 × (-1)^2 + 3 = -5 - 4 + 3 = -6$
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