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The value of a and b in 3 7/a xx b 3/15 ...

The value of a and b in `3 7/a xx b 3/15 = 8` is equal to

A

2,11

B

11, 2

C

1,1

D

2,1

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The value of a and b in 3 (7)/axxb(3)/15 = 8 is equal to

    A
    `2,11`
    B
    `11,2`
    C
    `1,1`
    D
    `2,1`

  • If (a xx b) xx c = -5a + 4b and a cdot b = 3 then a xx (b xx c) is equal to

    A
    5b - 3c
    B
    3c - 4b
    C
    3b - 5c
    D
    4b - 3c

  • If a+b+ 2c=0 , then the value of a^(3) + b^(3) + 8c^(3) is equal to

    A
    `3 abc`
    B
    `4 abc`
    C
    `abc`
    D
    `6abc`

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