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KATRIN_1 [288]
3 years ago
14

QUESTION 6

Mathematics
1 answer:
Ray Of Light [21]3 years ago
4 0
(x²+9)*(25(x²-4x+4))

x=±√-36/2, so x=±3i
x=4±√(16-16)/2, so x=2 is a double root
depends on how your teacher instructed you to county roots. there are 2 complex solutions and two real solutions because 2 is a double root. that would be D. however there are only 3 DISTINCT roots, , 3i, -3i, and 2 which would be C. The CORRECT answer to a mathematician would be D
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