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(1/4)^3+(3/4)^3+3(1/4)(3/4)(1/4+3/4)
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1 vote
1 vote
(1/4)^3+(3/4)^3+3(1/4)(3/4)(1/4+3/4)

User Chris Farrugia
by
3.1k points

2 Answers

5 votes
5 votes

Answer:


(43)/(16)

Explanation:


((1)/(4))^(3)+((3)/(4))^(3)+3((1)/(4))((3)/(4))((1)/(4)+(3)/(4)) = \\\\(1)/(64)+(27)/(64)+3((3)/(4))((4)/(4)) = \\\\(28)/(64)+3((3)/(4)) = \\\\(28)/(64)+(9)/(4) =\\\\(28)/(64)+(144)/(64) = (172)/(64) = (43)/(16)

User Spender
by
3.4k points
3 votes
3 votes
the answer should be 1
User Neggenbe
by
3.2k points
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