Solve the following:
(a) 5a (a2 + 2a + 5)
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Answer:
5a³ + 10a² + 25a
Step-by-step explanation:
5a * a² = 5a³
5a*2a = 10a²
5a*5 = 25a
thus,
5a³ + 10a² + 25a
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