Math Problem Statement

Diketahui suatu lingkaran dengan pusat (a, √a) dan melalui titik O(0,0). Tentukan persamaan garis singgung lingkaran tersebut di titik O!

Solution

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Math Problem Analysis

Mathematical Concepts

Analytic Geometry
Equations of Circles
Tangents

Formulas

(x - h)^2 + (y - k)^2 = r^2 (Equation of a circle)
m = -(x1 - h)/(y1 - k) (Slope of the tangent line)
y - y1 = m(x - x1) (Equation of a line)

Theorems

Equation of Tangent to a Circle
Pythagorean Theorem (for radius calculation)

Suitable Grade Level

Grades 10-12