(x+3)^3/2=8?

Question:find all solutions

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Answers:
(x + 3)^(3/2) = 8
(x + 3)^3 = 64
(x + 3) = 4
x = 1

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x = 1 because (1+3)^3/2 = (4)^3/2 = 2^3 = 8

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(x+3)^3/2=8

3/2 ln (x + 3) = ln 8

3/2 ln (x + 3) = 2.079

ln (x + 3) = 1.386

e^(ln (x + 3)) = e^1.386

x + 3 = 4

x = 1
.

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