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Lena [83]
3 years ago
6

How many solutions does this quadratic equation have? y = x² + 10x + 25

Mathematics
2 answers:
denpristay [2]3 years ago
6 0

Answer:

1

Step-by-step explanation:

y = x² + 10x + 25 ← is a perfect square

y = (x + 5)²

To find the solution let y = 0 , that is

(x + 5)² = 0, that is

x + 5 = 0 ⇒ x = - 5

lina2011 [118]3 years ago
3 0

Answer:

you can use interent mircosoft calculator

Step-by-step explanation:

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