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Solve the equation. 2x2 - x-21 = 0

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Solve the equation. 2x2 - x-21 = 0

asked Aug 14, 2021 118k views

1 vote

Solve the equation.
2x2 - x-21 = 0

Mathematics
high-school

Pragmateek asked

8.6k points

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1 Answer

4 votes

Answer:

-17

Explanation:

2×2-x-21=0

4-x=0+21

-x=21-4

x=-17

Anurag Bhakuni answered Aug 19, 2021

by Anurag Bhakuni

8.4k points

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