M is a matrix with real entries given by `M=[{:(4,k,0),(6,3,0),(2,t,k):}]`
Which of the following conditions guarantee the invertivility of M ?
1. `k ne 2`
2. `k ne 0`
3. `t ne 0`
4. `t ne 1`
Select the correct answer using the code given below :

M is a matrix with real entries given by M=[{:(4,k,0),(6,3,0),(2,1,k):}] Which of the following conditons guarantee the invertibility of M ? 1. k ne 2 2. k ne 0 3. k ne 1 4. k = 1 select the correct answer using the code given below :

Which of the following solutions are isotonic with one another? 1. 0.15 M urea 2. 0.05M CaCI_(2) 3. 0.1M MgSO_(4) 4. 0.15M glucose Select the correct answer using the codes given below.

Which of the following solutions are isotonic with one another ? (1) 0.15 M urea (2) 0.15 M CaCl_(2) (3) 0.1 M MgSO_(4) (4) 0.15 M glucose Select the correct answer using the codes given below :

Consider a matrix M=[{:(3,4,0),(2,1,0),(3,1,k):}] and the following statements Statement A : Inverse of M exists. Statement B : k ne 0 Which one of the following in respect of the above matrix and statement is correct ?

Find the values of k for each of the following quadratic equations, so that they have two equal roots. kx(x - 2) + 6 = 0 (k ne 0)

3x - y - 5 = 0 , 6x - 2y + k = 0 ( k ne 0 )

If A ne 0 and B ne 0 are two 2xx2 matrices such that AB = 0, then which of the following is correct ?

Let A be a 2 xx 2 real matrix with entries from { 0,1} and |A| ne 0 . Consider the following two statements : (P ) If A ne I_2 then |A| =-1 (Q ) if |A| =1 , then Tr (A)=2 Where I_2 denotes 2xx 2 identity matrix and tr (A) denotes the sum of the diagonal entries of A then :