(xy + 3z) whoale rays to two
Answer fast in algebra way with the formula
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Answer:
x²y² + 6xyz + 9z²
Step-by-step explanation:
(xy + 3z)²
Using identity (a + b)² = a² + 2ab + b², where a = xy and b = 3z
= (xy)² + 2 × xy × 3z + (3z)²
= x²y² + 6xyz + 9z²
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