NDA Math Mock Test 02 – Mathematics

Question: A binary number is represented by \((cdccddcccddd)_2\), where \(c > d\). What is its decimal equivalent? एक द्वि-आधारी संख्या

Question: If \(x^3 + y^3 = (100010111)_2\) and \(x + y = (11111)_2\), then what is \((x – y)^2 +

Question: If \((11101011)_2\) is converted to decimal system, then the resulting number is यदि \((11101011)_2\) को दशमलव प्रणाली (decimal system)

Question: If \(\begin{vmatrix} 2x & 5 \\ 12 & x \end{vmatrix} = \begin{vmatrix} 6 & -5 \\ 4 & 3

Question: If \(A = [a_{ij}] = \begin{bmatrix} 2 & -1 & 5 \\ 1 & 3 & 2 \\ 5

Question: The maximum value of \(\Delta = \begin{vmatrix} 1 & 1 & 1 \\ 1 & 1+\sin\theta & 1 \\

Question: If A and B are matrices of same order, then (AB’ − BA’) is a यदि A और B

Question: If, \(A = \begin{bmatrix} 1 & 4 \\ 3 & 15 \end{bmatrix}\), then \(|A^{-1}|\) is equal to यदि \(A

Question: If A is a square matrix then (A + A’) is यदि A एक वर्ग आव्यूह है, तो (A

Question: If A be a square matrix, such that \((A – A^T)^T = A^T – (A^T) = A^T – A\)