Question

Find zeroes of 5x²-20. And verify the relation

Answer 1

The zeros are -2, 2.

Explanation:

`\implies` 5x²-20 = 0

`\implies`5x² = 20

`\implies`x² = 20/5

`\implies`x² = 4

`\implies`x = √4

`\implies` x = +2 OR -2

Hope it helps.