Question

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Answer 1

Explanation:

1 ) x = 2

`= 2 {x}^(2) - 5`

`= 2 * (2 {)}^(2) - 5`

`= 2 * 4 - 5`

`= 8 - 5`

`= 3`

.....

2 ) x = 3

`= 2 {x}^(2) - 5`

`= 2 * (3 {)}^(2) - 5`

`= 2 * 9 - 5`

`= 18 - 5`

`= 13`

.......