Question

multiply (2a + 7)and (2a² + 3a + 4)​

Answer 1

Step-by-step explanation:

(2a+7)(2a²+3a+4)

2a(2a²+3a+4)+7(2a²+3a+4)

4a³+6a²+8a+14a²+21a+28

4a³+20a²+29a+28 is the answer

Answer 2

Answer:

4a³ + 20a² + 29a + 28

Step-by-step explanation:

Answer from above picture

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