Ten times the square root of a nonzero number is equal to forty times the number

Question

Mathematics

Miah Mcdonald

20 December, 09:45

Ten times the square root of a nonzero number is equal to forty times the number

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Answers (1)

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Lilah Campos · Answer 1

Hello:

let : x this number

10√x = 40 x ... x > 0

√x = 4 x and : x > 0

(√x) ² = (4 x) ² and : x > 0

x = 16 x² ... x > 0 : i'can simplifiy by : x

1 = 16x

x = 1/16