nerimarcordero nerimarcordero

20-04-2024
Mathematics

contestada

(3x+5)(3x-5) resultado

Respuesta :

Itz5151 Itz5151

20-04-2024

Step-by-step explanation:

Let a = 3x and b = 5 then

(a+b)(a-b) = a²-b² by identity (actually by distribution method)

(3x)²-(5)² = 9x²-25

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