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2x^4 = 50 how do you solve this using factoring?

1 Answer

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{2x}^(4) = 50 \\ = > {x}^(4) = (50)/(2) \\ = > {x}^(4) = 25 \\ = > {x}^(4) - 25 = 0 \\ = > ( {x}^(2) + 5)( {x}^(2) - 5) = 0 \\ = > {x}^(2) - 5 = 0 \\ > (x - 5)(x + 5) = 0 \\ = > x = 5 \: \: and \: \: - 5

Answer:

5, -5

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User Nirav Hathi
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