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8x+3=27+2x...

`8x+3=27+2x`

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Fill in the blanks: 125 x 27 3=3 x dot (ii) 8 x =8 3 1728 3=4 x (iv) 480 3= 3 3 x 2 x 3 3=7 3 x 8 3 (vi) 3= 4 3 x 5 3 x 6 3 (27)/(125)3= /5 (viii) (729)/(1331)3=9/ (512)/3=8/(13)

((6x^(4)+8x^(3)+27x^(2)+7)/(3x^(2)+4x+1))

Knowledge Check

  • If ( 8 x ^(3) - 27 y^(3)) div ( 2 x - 3y ) = (A x^(2) + Bxy + Cy^(2)) , then the value of (2 A + B - C) is

    A
    4
    B
    6
    C
    5
    D
    3

  • If 2x 3y = (11)/(2) and xy = (5)/(6), then the value of 8x ^(3) + 27 y ^(3) is:

    A
    187
    B
    `(671)/(8)`
    C
    583
    D
    `(583)/(4)`

  • If 3^(x+8)=27^(2x+1) then the value of x will be:

    A
    7
    B
    3
    C
    `-2`
    D
    1

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