enehlilian48
enehlilian48
05-11-2020
Mathematics
contestada
simplify (3a+2)(3a-2) solve
Respuesta :
reesestacklin
reesestacklin
05-11-2020
Answer:
9a² - 4
Step-by-step explanation:
Using (a-b)(a+b)= a² -b², simplify the product: (3a)² - 2²
To raise a product to power, raise each factor to
that power: 9a² - 4
Solution:
9a² - 4
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