troytorelli7 troytorelli7

21-04-2020
Mathematics

contestada

Factor Completely: 100x2 - 1
a. (25x - 1)(4+1)
b. (x - 10)(x + 10)
c. 10(x+1)(x+10)
d. (10x - 1)((10x +1)

Respuesta :

jimrgrant1 jimrgrant1

21-04-2020

Answer:

d

Step-by-step explanation:

100x² - 1 ← is a difference of squares and factors in general as

a² - b² = (a - b)(a + b), thus

100x² - 1

= (10x)² - 1²

= (10x - 1)(10x + 1) → d

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