If ` [(2x+y,0),(5,x)] = [(5,0),(5,3)]` then y is equal to
(a) 1
(b) 3
(c) 2
(d) -1

(2^(-1)+3^(-1)+5^(-1))^(0) is equal to (a) 2 (b) 3 (c) 5 (d) 1

If ( x + 3 , 4 - y ) = ( 1 , 7 ) , then ( x - 3 , 4 + y ) is equal to ( a ) ( -2 , -3 ) ( b ) ( -5 , 1 ) ( c ) ( 3 , 4 ) ( d ) ( 1, 5 )

If [[1,2],[3,1]][[x],[y]] = [[5],[5]] , then value of x+y is (A) 4 (B) 2 (C) 0 (D) 3

If [[1,2],[3,1]][[x],[y]] = [[5],[5]] , then value of x+y is (A) 4 (B) 2 (C) 0 (D) 3

Let A=[1 2 3-5] and B=[1 0 0 2] and X be a matrix such that A=B X , then X is equal to 1/2[2 4 3-5] (b) 1/2[-2 4 3 5] (c) [2 4 3-5] (d) none of these

The coefficient of x^2 in -5/3\ x^2y is equal to :- (a) -5/3 (b) -5/3y (c) 5/3 (d) 5/3y

If [(1,2,-3),(0,4,5),(0,0,1)][(x),(y),(z)]=[(1),(1),(1)] , then (x, y, z) is equal to

2^x-2^y=2^(x+y) find dy/dx if x=y=2 (a) 3/5 (b) -3/5 (c) 2/5 (d) 1

If 2x+3y=5 and 3x+2y=10 then x-y= (a) 3 (b) 4 (c) 5 (d) 6