m²-1 ;m²+2m+3 (multiply)
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Answer:
m⁴ + 2m³ + 2m² - 2m - 3
Step-by-step explanation:
(m² - 1) (m² + 2m + 3)
= m⁴ + 2m³ + 3m² - m² - 2m - 3
= m⁴ + 2m³ + 2m² - 2m - 3
hope it helps out u...,
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