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1) Which expression is prime? A) 2x2 - 72 B) 3x2 - 147 C) 4x2 - x D) 6x2 + 7x + 3

1) Which expression is prime? A) 2x2 - 72 B) 3x2 - 147 C) 4x2 - x D) 6x2 + 7x + 3
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1) Which expression is prime? A) 2x2 - 72 B) 3x2 - 147 C) 4x2 - x D) 6x2 + 7x + 3

User Sharakan
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The answer is D)6x^2 + 7x + 3

User Dzavala
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