Question

456×456+144×144+2×456×144​

Answer 1

Answer:

360000

Step-by-step explanation:

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Answer 2

Answer:

Use a² + b² + 2ab = (a+b)²

456 × 456 + 144 × 144 + 2 × 456 × 144

456² + 144² + 2 × 456 × 144

(456 + 144)²

600²

360,000

Step-by-step explanation:

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