Question

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(-5x + 2y + z)2​

Answer 1

Answer:

-10x + 4y + 2z

Step-by-step explanation:

$(2 \times - 5x) + (2 \times + 2y) + (2 \times + z)$

Answer 2

Answer:

● (-5x+2y+z)^2 =(2×-5x)+(2×+2y)+(2×+z)

=-10x+4y+2z

Step-by-step explanation:

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