Question

${(x + 3y)}^{2} - (x + 3y)(3x - 7y)$
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Answer 1

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$(x+3y)²-(x-3y)²$

$(x)²-2×x×3y+(3y)²$

$x²-6xy+9y²$

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ɧσ℘ε ıt'ร ɧεɭ℘ʄนɭ ❤️

Answer 2

Answer:

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$(x+3y)²-(x-3y)² \\</p><p></p><p>(x)²-2×x×3y+(3y)²\\</p><p></p><p>x²-6xy+9y²$

⭕HOPE THIS HELPS⭕