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Find the domain of the square root of 2x−10
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Find the domain of the square root of 2x−10

User Platinummonkey
by
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1 Answer

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f(x) = √(2x - 10)


Domain \: \: : \: 2x - 10 \geqslant 0

Add sides 10


Domain \: \: : \: \: 2x - 10 + 10 \geqslant 10 \\


Domain \: \: : \: \: 2x \geqslant 10

Divided sides by 2


Domain \: \: : \: \: (2)/(2)x \geqslant (10)/(2) \\


Domain \: \: : \: \: x \geqslant 5

Done...

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User Pars
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