Question

SOLVE

`(2 x - 4) {?}^(2)`
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Answer 1

x = 2

Explanation:

To solve , equate to zero, that is

(2x - 4)² = 0, so

2x - 4 = 0 ( add 4 to both sides )

2x = 4 ( divide both sides by 2 )

x = 2

Answer 2

4x² - 16.

Explanation:

(2x-4)² =?

(2x-4)² = (2x)² - (4)²

= 4x² - 16.