>
Exams
>
Mathematics
>
Determinant
>
begin vmatrix 1 a 1 1 1 1 1 b 1 1 1 1 1 c 1 1 1 1
Question:
$ \begin{vmatrix} 1+a & 1 & 1 & 1 \\ 1 & 1+b & 1 & 1 \\ 1 & 1 & 1+c & 1 \\ 1 & 1 & 1 & 1=d \end{vmatrix} $ is equal to
CUET (PG) - 2023
CUET (PG)
Updated On:
Mar 12, 2025
$ \frac{1}{abcd}(1+\frac1{a}+\frac1{b} + \frac1{c} + \frac1{d}) $
abcd(1+a+b+c+d)
$ abcd(1+\frac1{a}+\frac1{b} + \frac1{c} + \frac1{d}) $
Hide Solution
Verified By Collegedunia
The Correct Option is
D
Solution and Explanation
The Correct answer is option (D) : $ abcd(1+\frac1{a}+\frac1{b} + \frac1{c} + \frac1{d}) $
Download Solution in PDF
Was this answer helpful?
0
0
Top Questions on Determinant
Given that $ A^{-1} = \frac{1}{7} \begin{bmatrix} 2 & 1 \\ -3 & 2 \end{bmatrix} $, matrix $ A $ is:
CBSE CLASS XII - 2024
Mathematics
Determinant
View Solution
If \( A = \begin{bmatrix} -2 & 0 & 0 \\ 1 & 2 & 3 \\ 5 & 1 & -1 \end{bmatrix} \), then the value of \( |A \cdot \text{adj}(A)| \) is:
CBSE CLASS XII - 2024
Mathematics
Determinant
View Solution
\( x \log x \frac{dy}{dx} + y = 2 \log x \) is an example of a:
CBSE CLASS XII - 2024
Mathematics
Determinant
View Solution
If
\[ \begin{bmatrix} 1 & 3 & 1 \\ k & 0 & 1 \\ 1 & 0 & 1 \end{bmatrix} \]
has a determinant of \( \pm 6 \), then the value of \( k \) is:
CBSE CLASS XII - 2024
Mathematics
Determinant
View Solution
There are two values of a for which the determinant,
\(\Delta =\begin{bmatrix}1& -2& 5\\[0.3em]0& a& 1\\[0.3em] 0& 4& 2a\\[0.3em] \end{bmatrix} = 86\)
, then the sum of these values of a is:
CUET (UG) - 2023
Mathematics
Determinant
View Solution
View More Questions
Questions Asked in CUET PG exam
What is the least number which, when divided by 7, 12 and 15 leaves 1 as the remainder in each case?
CUET (PG) - 2025
LCM and HCF
View Solution
The following table shows the total number of people who were stuck in traffic jam while going to their office on working days of a week due to construction of a flyover. Table also shows the ratio of male to female among them. Find the average number of females who were stuck in traffic on working days.
CUET (PG) - 2025
Table
View Solution
Which one will replace the question mark?
CUET (PG) - 2025
Logical Reasoning
View Solution
Arrange the following events related to India-Pakistan relations in a chronological order.
A. Operation Gibraltar
B. Kargil War
C. Karachi Agreement
D. Indus Water Treaty
CUET (PG) - 2025
India’s Foreign Policy
View Solution
Arrange the correct sequence of stages of mitosis:
A. Metaphase
B. Anaphase
C. Prophase
D. Interphase
E. Telophase
Choose the correct answer from the options given below:
CUET (PG) - 2025
Cell Biology
View Solution
View More Questions