singhsophie7 singhsophie7

02-06-2020
Mathematics

contestada

3a + b to the second power

Respuesta :

Kavyab12 Kavyab12

02-06-2020

Answer:

9a^2 + b^2

Step-by-step explanation:

(3a + b)^2

9a^2 + b^2

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