Rafael is training for a triathlon, which includes swimming, biking, and running. The graph shows the total hours he spent swimm
2 answers:
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Answer:
The solutions are
Step-by-step explanation:
To factor this cubic polynomial you must:
- Group the polynomial into two sections
- Factor out -9 from
- Factor out
from
- Factor out common term
- Factor
- Using the Zero Factor Theorem: = 0 if and only if = 0 or = 0
The solutions are