Question

algebraic expression of multiplication (2m²-3m-1) by(4m²-m-1)
is the answer 8m⁴ -14m² -3m² +4m +1​

Answer 1

Step-by-step explanation:

$(2m {}^{2} - 3m - 1)(4m {}^{2} - m - 1) \\ 8m {}^{4} - 2m {}^{3} - 2m {}^{2} - 12m {}^{3} + 3m {}^{2} + 3m - 4m {}^{2} + m + 1 \\ 8m {}^{4 } - 14m {}^{3} - 3m {}^{2} + 4m + 1$

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