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Find the value of the discriminant


1.-4x² - 2x +1 = -3
2.- 2x² + 4x = -6
3. - 4x² -2x+1=-3
4.-2x²+4×=6 (SUM)
5. -4ײ - 2×+1 = -3 (SUM)
6. -2ײ +4 × = -6 (PRODUCT)

Pls pasagot plsss i need a explanation nadin po pano sinagutan plsss​