desimonesunny43 desimonesunny43

13-05-2022
Mathematics

contestada

Find the product of (x + 7)(x - 7).
x2 - 14x + 49
x2 - 49
x2 + 14x + 49
x2 + 49

Respuesta :

devishri1977 devishri1977

13-05-2022

Answer:

x² - 49

Step-by-step explanation:

Identity: (a + b)(a - b) = a² - b²

Here a = x and b = 7

(x +7) (a -7) = x² - 7²

= x² - 49

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