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andremoon

  • 4 years ago

4x2 + ___x + 49

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  1. Ishaan94
    • 4 years ago
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    28

  2. myininaya
    • 4 years ago
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    so i suppose you want us to put a number there that completes the square right?

  3. myininaya
    • 4 years ago
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    \[(2x+7)^2=(2x+7)(2x+7)=4x^2+14x+14x+49=4x^2+28x+49\]

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