Question

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$( - 2x + 4y + 2 {)}^{2}$
$( - 3 {x}^{2} + 8 {y}^{3 {)}^{2} }$
$( - 81 {x}^{2} + 36 {y}^{2} )$
$( - 2x + 8y - 3z {)}^{2}$
$(3x - 4y {)}^{3}$
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Answer 1

Answer:

• 1) -2x² + 2×2y² + 2²
• 2) -3x⁴ + 2×2×2×2y⁶
• 3) -3×3×3×3x² + 2×3×2×3y²
• 4) -2x² + 2×2×2×2y² -3z²
• 5) 3x³ - 2×2y³

Step-by-step explanation:

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