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ANEK [815]
3 years ago
11

Which describes the number and type of roots of the equation x^3 + 121x = 0?

Mathematics
1 answer:
shusha [124]3 years ago
6 0

Answer:

b; 1 real root and 2 imaginary roots

Step-by-step explanation:

From here, we have

x(x^2 + 121) = 0

x = 0 (1 real root)

or

x^2 + 121 = 0

x^2 = -121

x = √(-121) (2 imaginary roots)

so is would be two complex numbers from above

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