Mathematics, 29.06.2019 11:30 tasniahussain21

Asap ! use the quadratic formula to solve: 2×²-7×-21=0 round your answer to two decimal places. 1 -5.43 and 1.93 2 -1.93 and 5.43 3 -4.5 and 0.98 4 no real solution

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