Answer:
m=2/3
Step-by-step explanation:

First find which value you would like to round up or down
second if the number is less than five round down, if the number is more than five round up
hope this helps
Answer:
No complex roots; 3 real roots
Step-by-step explanation:
If a third order polynomial has any complex roots, then as a rule it has 1 real root and 2 complex roots. In this particular case, the polynomial has three real roots, as can be determined by graphing the function. The graph crosses the x-axis in 3 places.
Answer
Zara gets $5.50
Step-by-step explanation:
A data summation is a collection of values.