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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​