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jok3333 [9.3K]
3 years ago
8

Consider the equation:

Mathematics
1 answer:
snow_tiger [21]3 years ago
8 0

Answer:

x² + 2x - 15 = 0

x² + 2x + 1 = 16

(x + 1)² = 16

You can then go forward with that to solve it:

x + 1 = √16

x = -1 ± √16

x = -1 ± 4

x = 3, -5

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