Math Problem Statement

jika lingkaran x²+y²+8x+iya+c=0 menyinggung garis x=3, maka nilai c adalah

Solution

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Math Problem Analysis

Mathematical Concepts

Circle Geometry
Distance from Point to Line
Tangency Condition

Formulas

Standard form of a circle equation: (x - a)^2 + (y - b)^2 = r^2
Distance from point to vertical line: |x1 - x2|

Theorems

Tangency condition: Distance from center to line equals radius

Suitable Grade Level

Grades 10-12