Solve exactly by completing the square:

MATHEMATICS · Multi-part · CBSE · Mathematics · Quadratic Equations · Quadratic Equations

Problem

Solve exactly by completing the square: (a) 2x2+4x+1=02x^2+4x+1=0 (b) 2x2−10x+3=02x^2-10x+3=0 (c) 3x2+12x+5=03x^2+12x+5=0 (d) 3x2=6x+43x^2=6x+4 (e) 5x2−15x+2=05x^2-15x+2=0 (f) 4x2+4x=54x^2+4x=5

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