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Question
Distance of the point (α, β, γ) from y-axis is ______.
Options
β
|β|
|β| + |γ|
`sqrt(alpha^2 + γ^2)`
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Solution
Distance of the point (α, β, γ) from y-axis is `sqrt(a^2 + γ^2)`.
Explanation:
Required distance = `sqrt((alpha - 0)^2 + (beta - beta)^2 + (γ - 0)^2)`
= `sqrt(alpha^2 + γ^2)`
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