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Solve for x. 3x2 - 10 = -5
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25 votes
Solve for x. 3x2 - 10 = -5

User Adalcar
by
8.0k points

1 Answer

10 votes

Answer:

x =
√(15) / 3

Explanation:

3x² - 10 = -5

3x² = 5

x² = 5/3

x =
√(5) /
√(3)

Multiply both numerator and denominator by
√(3)

x =
√(15) / 3

User Kjeld Schmidt
by
8.0k points
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