If x = – 4 is a root of = x&2&3 1&x&1 3&2&x =0, then the other ro… - Vidyadip

MCQ

If $x = – 4$ is a root of $\triangle=\begin{bmatrix}\text{x}&2&3\\1&\text{x}&1\\3&2&\text{x}\end{bmatrix}=0,$ then the other roots are:

✓
$1, 3$
B
$0, 2$
C
$-1, 1$
D
$2, 4$

✓

Answer

Correct option: A.

$1, 3$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Determinants→Determinants — all question types→Maths STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Let $X$ be a non-empty set and let $P(X)$ denote the collection of all subsets of $X$. Define $f: X \times P(X) \rightarrow R$ by $f(x, A)=\left\{\begin{array}{ll}1, & \text { if } x \in A \\ 0, & \text { if } x \notin A^*\end{array}\right.$ Then, $f(x, A \cup B)$ equals

For every point $P(x, y, z)$ on the $xy-$plane,

The solution of the differention equation $\frac{\text{dy}}{\text{dx}}=\frac{\text{x}^{2}+\text{xy}+\text{y}^{2}}{\text{x}^{2}}$ is:

$\left| {\,\begin{array}{*{20}{c}}{b + c}& a& a\\b& {c + a}& b\\c& c& {a + b}\end{array}\,} \right| = $

If a * b denote the bigger among a and b and if ab = (a * b) + 3, then 4.7 =

Choose the correct answer from the given four options.
If A and B are two events such that $\text{P}(\text{A})=\frac{1}{2},\text{P}(\text{B})=\frac{1}{3},$ $\text{P}\Big(\frac{\text{A}}{\text{B}}\Big)=\frac{1}{4},$ then $\text{P}(\text{A}'\cap\text{B}')$ equals:

The order and degree of the differential equation $(y′′′)^2+ (y′′)^3- (y′)^4+ y^5 = 0$ is:

If $\vec{a}, \vec{b}, \vec{c}$ and $\vec{d}$ are unit vectors such that $ (\vec{a} \times \vec{b}) \cdot(\vec{c} \times \vec{d})=1 $ $ \text { and } \vec{a} \cdot \vec{c}=\frac{1}{2},$ then

If the lines $x + 2ay + a = 0$, $x + 3by + b = 0$ and $x + 4cy + c = 0$ are concurrent, then $a$, $b$ and $c$ are in

Maximum value of $x{(1 - x)^2}$ when $0 \le x \le 2$, is