Math, asked by rankayug6a20192020, 18 days ago

Multiply (3a²-5a +9) by (7a + 2).

Answers

Answered by banjanaa602

0

Answer:

21a^3 -29a^2 +53a+18

Step-by-step explanation:

7a(3a^2 -5a +9)+2(3a^2 -5a +9)

pls mark as brainest..

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