Question

Express (x – 7)^2
as a trinomial in standard form.

Answer 1

Explanation:

( x - 7)^2 is the same as :

( x - 7)* ( x - 7)

x ( x - 7) - 7(x - 7)

x² - 7x - 7x + 49

x² - 14x + 49

hope this helps

Answer 2

`{(x - 7)}^(2) \\ = {x}^(2) - 2 * x * 7 + {7}^(2) \\ = {x}^(2) - 14x + 49 \\ thank \: you`