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Which expression is the LCD of these fractions

1/p^3/4/7

A p^3+7

B p+7

C 7p^3

D 7p

+4
Answers (1)
  1. 24 June, 03:34
    0
    1/p³ : 4/7

    The least common denominator of both fraction is 7p³.

    Rules in dividing fractions:

    1) Get the reciprocal of the 2nd fraction

    1st fraction = 1/p³

    2nd fraction = 4/7

    reciprocal of the 2nd fraction = 7/4

    2) multiply the 1st fraction with the reciprocal of the 2nd fraction

    1/p³ * 4/7 = 4/7p³
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