" 15."(4)/(5)" an "(7)/(13)" まे B a pertiye sanksha tibben "

Out of the fractions (5)/( 7) , ( 7)/( 13) , ( 4)/( 7), ( 4)/( 15) and ( 9 )/( 14) , which is the third highest ?

If A+B^T=[(1,3),(4,5)] and A^T-B=[(7,8),(-1,3)] , then find matrices A and B.

Let P(A)=7/(13), P(B)=9/(13) and P(AnnB)=4/(13) . Then P( A //B)= 5//9 b. 4//9 c. 4//13 d. 6//13

Let P(A)=7/(13), P(B)=9/(13) and P(AnnB)=4/(13) . Then P( A //B)= 5//9 b. 4//9 c. 4//13 d. 6//13

Write true or false in the following with reason or by suitable example. If A={5,7,8} and B={10,11,12,13,15} then R={(5,10),(5,11),(7,12),(8,15)} , is a function from A to B.

The mean and variance of 5,7,12,10,15,14,a,b are 10 and 13.5 respectively then value of |a-b|=

The mean and variance of 5,7,12,10,15,14,a,b are 10 and 13.5 respectively then value of |a-b|=

If alpha and beta are the roots of the equation, [1,5][(1,3),(-4,7)]^(2)[(7/19, -13/19),(4/19,1/19)]^(4) [(1,3),(-4,7)]^(2)[(x^2 - 5x + 5),(-3)] = [-4] , then the value of (2 - alpha)(2 - beta) is

if A={1,2,5,7,9,11,13,15,17,}={2,4,. . . . ,18} and N is the universal set , then A cup ((Acup B)cap B') is

Simplify : f. (13)/(7) + 4 (4)/(5) xx (3)/(4) div (7)/(15)