Is equal to : | Determinants |JEE MAIN 2019

Competishun Header

JEE MAIN 2019

11-01-2019 S2

Question

If $\left|\begin{array}{ccc}a-b-c & 2 a & 2 a \\ 2 b & b-c-a & 2 b \\ 2 c & 2 c & c-a-b\end{array}\right|=(a+b+c)(x+a+b+c)^2, x \neq 0$ and $a+b+c \neq 0$, then $x$ is equal to:

Select the correct option:

A

2(a + b + c)

B

–(a + b + c)

C

abc

D

–2(a + b + c)

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Easy

Start Preparing for JEE with Competishun

Video Solution

BY competishun

Watch Solution

YouTube

Filters 0

Showing 18 questions

QJEE Mains 20262026

Match the following

JEE MainChemistryEasy

View Solution→

The velocity of a particle executing simple harmonic motion along $x$-axis is described as $v^2=50-x^2$, where x represents displacement. If...

JEE MainPhysicsEasy

View Solution→

The surface tension of a soap solution is $3.5 \times 10^{-2} \mathrm{~N} / \mathrm{m}$. The work required to increase the...

JEE MainPhysicsMedium

View Solution→

A 1 kg block subjected to two simultaneous forces $(2 \hat{\mathrm{i}}+3 \hat{\mathrm{j}}+4 \hat{\mathrm{k}}) \mathrm{N}$ and $(3 \hat{i}-\hat{j}-2 \hat{k}) \mathrm{N}$ is...

JEE MainPhysicsEasy

View Solution→

An unpolarized light is incident on the plane interface of air-dielectric medium shown in figure. If the incident angle is...

JEE MainPhysicsHard

View Solution→

The voltage and the current between A and B points shown in the circuit are _____.

JEE MainPhysicsMedium

View Solution→

QJEE Main 20262026

For the given molecule, "x", the preferred site for the attack of the electrophile is :

JEE MainChemistryEasy

View Solution→

QJEE Mains 20262026

In IUPAC nomenclature, the correct order of decreasing priority of functional group is:

JEE MainChemistryEasy

View Solution→

QJEE Main 20262026

Given below are two statements:
Statement (I) : Benzyl chloride reacts faster in $\mathrm{S}_{\mathrm{N}} 1$ mechanism than ethyl chloride.
...

JEE MainPhysicsEasy

View Solution→

Consider a circuit consisting of a capacitor $(20 \mu \mathrm{~F})$, resistor $(100 \Omega)$ and two identical diodes as shown in...

JEE MainPhysicsMedium

View Solution→

Given below are two statements:
Statement (I) : 1, 2, 3-Trihydroxypropane can be separated from water by simple distillation.
Statement...

JEE MainChemistryEasy

View Solution→

An insulated wire is wound so that it forms a flat coil with $\mathrm{N}=200$ turns. The radius of the innermost...

JEE MainPhysicsHard

View Solution→

QJEE Main 20262026

Match List - I with List - II.
List - I List - II

JEE MainChemistryEasy

View Solution→

A parallel plate air capacitor is connected to a battery. The plates are pulled apart at uniform speed $v$. If...

JEE MainPhysicsMedium

View Solution→

A rod of length 10 cm lies along the principle axis of a concave mirror of focal length 10 cm...

JEE MainPhysicsEasy

View Solution→

Two 4 bits binary numbers, $\mathrm{A}=1101$ and $\mathrm{B}=1010$ are given in the inputs of a logic circuit shown in figure...

JEE MainPhysicsEasy

View Solution→

A voltmeter with internal resistance of $x \Omega$ can be used to measure upto 20 V . In order to...

JEE MainPhysicsEasy

View Solution→

One gas of $n_1$ mole of molecules at temperature $T_1$, volume $V_1$, and pressure $P_1$, and another gas of $n_2$...

JEE MainPhysicsEasy

View Solution→