johnstrider61 johnstrider61

26-10-2020
Mathematics

contestada

4. Find the product. Simplify
your answer.
(5x + 1)(5x - 1)

Respuesta :

jimrgrant1 jimrgrant1

26-10-2020

Answer:

25x² - 1

Step-by-step explanation:

Given

(5x + 1)(5x - 1)

Each term in the second factor is multiplied by each term in the first factor, that is

5x(5x - 1) + 1(5x - 1) ← distribute both parenthesis

= 25x² - 5x + 5x - 1 ← collect like terms

= 25x² - 1

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