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If [[1,2],[3,1]][[x],[y]] = [[5],[5]], t...

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

Answer

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Knowledge Check

  • The value of (x,y) if 5^x+3^y=8, 5^(x-1)+3^(y-1) = 2 is :

    A
    2, 3
    B
    3, 2
    C
    1, 1
    D
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  • If (x+y)^2-xy=0 , then find the value of (x^3-y^3)//(x-y) . A. 2 B. 3 C. 0 D. 5

    A
    C
    B
    A
    C
    B
    D
    D

  • If 2[(3,4),(5,x)]+[(1,y),(0,1)]=[(7,0),(10,5)] then the values of x and y are

    A
    x=0,y=-2
    B
    x=2,y=-8
    C
    x=-2,y=-8
    D
    x=2,y=8

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    if [[x,2x,-3],[5,y,2],[1,-1,z]] [[3,-1,2],[4,2,5],[2,0,3]]=[[5,3,3],[19,-5,16],[1,-3,0]] then the values of x,y,z is

    If the angle theta between the line (x+1)/1=(y-1)/2=(z-2)/2 and the plane 2x-y+sqrt(pz)+4=0 is such that sintheta=1/3 , then the values of p is (A) 0 (B) 1/3 (C) 2/3 (D) 5/3

    If x!=y!=za n d|[x,x^2, 1+x^3],[y ,y^2 ,1+y^3],[z, z^2, 1+z^3]|=0, then the value of x y z is a.1 b. 2 c. -1 d. 2

    If the angle theta between the line (x+1)/1=(y-1)/2=(z-2)/2 and the plane 2x-y+sqrt(lamda)z+4=0 is such that sintheta=1/3 then the value of lamda is (A) -4/3 (B) 4/3 (C) -3/5 (D) 5/3

    The value of (x , y) if 5^(x) + 3^(y) = 8,5^(x-1) + 3^(y-1) = 2 is :

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