(a^2-8a-5)*(7a^2-4a-5)
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4
Answer:
7a⁴ - 60a³ - 8a² + 60a + 25
Step-by-step explanation:
(a² - 8a - 5)*(7a² - 4a - 5)
7a⁴ - 4a³ - 5a² - 56a³ + 32a² + 40a - 35a² + 20a + 25
7a⁴ - 60a³ - 8a² + 60a + 25
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Answer:
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