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how do you do this problem:

32x^3 - 4

Thanks for the help!!

2007-02-08 12:54:22 · 2 answers · asked by Mia16 3 in Science & Mathematics Mathematics

2 answers

32x³ - 4 =
Factoring:
4(8x³ - 1)
Solving:
32x³ - 4
x = ³\/4 over 32
x = ³\/(2² over 2^5)
x =³\/(2² : 2^5)
x = ³\/(2² -5)
x = ³\/2-³
x = 2-¹
x = 1/2
Answer: 1/2 is the root that satisfies the equation when 32x³ - 4 will be zero.
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2007-02-08 13:13:27 · answer #1 · answered by aeiou 7 · 5 0

4(8x^3-1)

2007-02-08 21:01:46 · answer #2 · answered by italianwiseass13 2 · 0 0

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