letsa15 letsa15

24-07-2017
Mathematics

contestada

Multiply and simplify 3a(4a^2 - 5a + 12)

A) 7a^2 - 2a + 15
B) 12a^2 - 15a + 36
C) 12a^3 -15a^2 + 36a
D) 7a^3 - 2a^2 + 15a

Respuesta :

Grumpy1 Grumpy1

24-07-2017

3a(4a^2 - 5a + 12)=12a^3-15a^2+36a (C)

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