MCQ
If $p(x)=5 x-4 x^2+3$ then $p(-1)=$ ?
- A$2$
- B$-2$
- C$6$
- ✓$-6$
✓
Answer
Correct option: D.
$-6$
$P(x)=5 x-4 x^2+3$
$\Rightarrow p(-1)=5(-1)-4(-1)^2+3$
$=-5-4+3$
$=-6$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Two straight lines AB and CD cut each other at O. If $\angle B O D=63^{\circ}$, then $\angle B O C=$
→→
If a chord of a circle is equal to its radius, then the angle subtended by this chord in major segment is:
$PQRS$ is a quadrilateral. $PR$ and $QS$ intersect each other at $O.$ in which of the following cases, $PQRS$ is a parallelogram$?$
→Write the correct answer in the following: Zero of the polynomial $p(x) = 2x + 5$ is.
→In the class intervals $10-20, 20-30, 20$ is taken in:
→D, E, F are the mid-point of the sides BC, CA and AB respectively of $\triangle\text{ABC}.$ Then $\triangle\text{DEF}$ is congruent to triangle.
→In a $\triangle\text{ABC},$ if $3\angle\text{A}=4\angle\text{B}=6\angle\text{C}$ then $A : B : C =?$
→$P$ is the mid-point of side $BC$ of a parallelogram $ABCD$ such that $\angle\text{BAP}=\angle\text{DAP}.$ If $AD = 10\ cm$, then $CD =$
→The sum of either pair of opposite angle of cyclic quadrilateral is: