Images AX2 C

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Ax2 c. Ax2+BX=0. -AX^2 AX 2+BX+C. 2ax+b. Ax2+BX+C 0.
Ax2+BX=0. -AX^2 AX 2+BX+C. 2ax+b. Ax2+BX+C 0.