CUET CUET Mathematics 2024 - If [arraycc5 x+8 & 7 \\ y+3 & 10 x+12array]=[arraycc2 & 3 y+1 \\ 5 & 0array], then the value of 5 x+3 y is equal to : | PYQs + Solutions | AfterBoards
Skip to main contentSkip to question navigationSkip to solution
IPMAT Indore Free Mocks Topic Tests

CUET Mathematics 2024 PYQs

View all CUET PYQs →
Collection of AfterBoards IPMAT JIPMAT Past Year Papers with Solutions

CUET Mathematics 2024

Algebra
>
Matrices & Determinants

Conceptual

If [5x+87y+310x+12]=[23y+150]\left[\begin{array}{cc}5 x+8 & 7 \\ y+3 & 10 x+12\end{array}\right]=\left[\begin{array}{cc}2 & 3 y+1 \\ 5 & 0\end{array}\right], then the value of 5x+3y5 x+3 y is equal to :

Correct Option: 4
.

Related questions:

CUET Mathematics 2024

If AA is a square matrix and II is an identity matrix such that A2=AA^{2}=A, then A(I−2A)3+2A3A(I-2 A)^{3}+2 A^{3} is equal to :

CUET Mathematics 2024

For a square matrix An×nA_{n \times n}
(A) ∣adj⁡A∣=∣A∣n−1|\operatorname{adj} \mathrm{A}|=|\mathrm{A}|^{\mathrm{n}-1}
(B) ∣A∣=∣adj⁡A∣n−1|\mathrm{A}|=|\operatorname{adj} \mathrm{A}|^{\mathrm{n}-1}
(C) A(adj⁡A)=∣A∣\mathrm{A}(\operatorname{adj} \mathrm{A})=|\mathrm{A}|
(D) ∣A−1∣=1∣ A∣\left|\mathrm{A}^{-1}\right|=\frac{1}{|\mathrm{~A}|}

CUET Mathematics 2024

If AA and BB are symmetric matrices of the same order, then AB−BAA B-B A is a :

Keyboard Shortcuts

  • Left arrow: Previous question
  • Right arrow: Next question
  • S key: Jump to solution
  • Q key: Jump to question