#F
sifat distributif a(b+c) = ab + ac
a) 3/5 x 3¹/₂ + 3/5 x 11¹/₂ =
= 3/5 ( 3¹/₂ + 11¹¹/₂)
= 3/5 (15)
= 9
b) 7²/₅ x 3³/₄ - 3/5 x 3³/₄ =
= 3³/₄ (7²/₅ - ³/₅)
= 3³/₄ (6 + ⁷/₅ - 3/₅)
= 3³/₄ (6⁴/₅)
= 25¹/₂
c) 7¹/₃ x 12⁵/₁₁ - 9⁸/₁₁ x 7¹/₃ =
= 7¹/₃ ( 12⁵/₁₁ - 9⁸/11)
= 7¹/₃ (2⁸/₁₁)
= 20
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#F
sifat distributif a(b+c) = ab + ac
a) 3/5 x 3¹/₂ + 3/5 x 11¹/₂ =
= 3/5 ( 3¹/₂ + 11¹¹/₂)
= 3/5 (15)
= 9
b) 7²/₅ x 3³/₄ - 3/5 x 3³/₄ =
= 3³/₄ (7²/₅ - ³/₅)
= 3³/₄ (6 + ⁷/₅ - 3/₅)
= 3³/₄ (6⁴/₅)
= 25¹/₂
c) 7¹/₃ x 12⁵/₁₁ - 9⁸/₁₁ x 7¹/₃ =
= 7¹/₃ ( 12⁵/₁₁ - 9⁸/11)
= 7¹/₃ (2⁸/₁₁)
= 20