pls answer this one. here's the attechment
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Step 2
Step-by-step explanation:
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Step-by-step explanation:
first mistake on step 1
as it's written 20x sq+5xy sq-25 xyz
step 1 must be= 5×2×2× x×x + 5× x×y×y - 5×5 ×x×y×z.
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