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What is the value of ((0.7)^(3) - (0.4)^...

What is the value of `((0.7)^(3) - (0.4)^(3))/((0.7)^(2) + 0.7 xx 0.4 + (0.4)^(2))` ?

A

`0.3`

B

`0.4`

C

`0.7`

D

`1.1`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • What is the value of ((0.7)^(3) - (0.4) ^(3))/((0. 7) ^(3) + 0.7 xx 0.4 + (0.4) ^(2)) ?

    A
    `0.3`
    B
    `0.4`
    C
    `0.7`
    D
    `1.1`

  • What is the value of ((0.7)^(3) + (0.3)^(3))/((0.7)^(2) - 0.7 xx 0.3 + (0.3)^(2)) ?

    A
    1.2
    B
    0.8
    C
    1
    D
    1.4

  • What is the value of ((1.1)^(3)+(0.7)^(3))/((1.1)^(2)-1.1xx0.7+(0.7)^(2)) ?

    A
    `0.4`
    B
    `0.7`
    C
    `1.1`
    D
    `1.8`

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