williamthecoolest777 williamthecoolest777

26-05-2020
Mathematics

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[tex]4x^{2} +28x+49=0[/tex]

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PollyP52 PollyP52

26-05-2020

Answer:

x = -7/2 multiplicity 2.

Step-by-step explanation:

4x^2 + 28x + 49 = 0

(2x + 7)(2x + 7) = 0

This is a perfect square.

2x + 7 = 0, so:

x = -7/2 multiplicity 2.

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