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Alexeev081 [22]
3 years ago
6

Solve equation by using the quadratic formula

Mathematics
1 answer:
RoseWind [281]3 years ago
7 0

Answer:

x = -2

Step-by-step explanation:

x^2 + 4x + 4 = 0

quadratic formula:

-b +or- sqrt(b^2-4ac)/2a

-4 +/- sqrt ((-4)^2-4*1*4)/2*1

-4+/- sqrt(16-16) / 2

-4 +/- 0 / 2

-4/2

-2

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4 years ago
Read 2 more answers
For each sentence, write an equation.
Dafna11 [192]
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Step-by-step explanation:

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