find the product of -8y³z × 4/9xyz³ × -27/5x³y³ and verify the result when x = 1, y = -1 and z = 2
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Explanation:
= -27/5 × -8 × 4/9 × x × x³ × y × y³ × y³ × z × z³
= -3/5 × -8 × 4 × x⁴ × y⁷ × z⁴
= 96/5x⁴y⁷z⁴
= 96/5 × (1)⁴ × (-1)⁷ × (2)⁴
= 96/5 × 1 × -1 × 16
= -1536/5
= 307.2 ⟵(Answer)
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