If `A+2B=[(2,-4),(1,6)],A prime+B prime=[(1,2),(0,-1)],` then A is equal to

If [ (1, 2),(-2,-b)]+ [(a,4),(3,2)]=[(5,6),(1,0)] , then a^(2) + b^(2) is equal to

Let Aa n dB be two events such that P(AnnB^(prime))=0. 20 ,P(A^(prime)nnB)=0. 15 ,P(A^(prime)nnB^(prime))=0. 1 ,t h e nP(A//B) is equal to 11//14 b. 2//11 c. 2//7 d. 1//7

Let Aa n dB be two events such that P(AnnB^(prime))=0. 20 ,P(A^(prime)nnB)=0. 15 ,P(A^(prime)nnB^(prime))=0. 1 ,t h e nP(A//B) is equal to 11//14 b. 2//11 c. 2//7 d. 1//7

Let Aa n dB be two events such that P(AnnB^(prime))=0. 20 ,P(A^(prime)nnB)=0. 15 ,P(A^(prime)nnB^(prime))=0. 1 ,t h e nP(A//B) is equal to 11//14 b. 2//11 c. 2//7 d. 1//7

If A=[[3,4],[ -1,2],[0, 1]] and B=[[-1, 2, 1],[1,2, 3]] , then verify that (A+B)^(prime)=A^(prime)+B^(prime)

If A=[[3,4],[ -1,2],[0, 1]] and B=[[-1, 2, 1],[1,2, 3]] , then verify that (A+B)^(prime)=A^(prime)+B^(prime)

Let Aa n dB be two events such that P(AnnB^(prime))=0. 20 ,P(A^(prime)nnB)=0. 15 ,P(A^(prime)nnB^(prime))=0. 1 ,t h e nP(A//B) is equal to

If A is an 3xx3 non-singular matrix such that A A^(prime)=A^(prime)A a n dB=A^(-1)A^(prime), then B B ' equals: (a) B^(-1) (b) (B^(-1))' (c) I+B (d) I

If a x^2+2h x y+b y^2+2gx+2f y+c=(l x+m y+n)(l prime x+m^(prime)y+n^(prime)) and Delta_1=|(l,l prime,0),(m,m prime,0),(n,n prime,0)|and Delta_2=|(l prime,l,0),(m prime,m,0),(n prime,n,0)|, then the product Delta_1 Delta_2 is