Answer:x_1= -1 or x_2= -6
Step-by-step explanation:
In the pictures
The first expression, 12C3, is the right answer. There is no limitation saying that the team must be made up of one student from each year level. Furthermore, no distinction has been made among the three players (no assignments of Boards 1, 2, or 3), as the question just asks how many different groups. Since order does not matter, this is a combination. (If order mattered, this would be a permutation).
A, c, and d all have more than 2 significant figures.
a) 47.4 has 3 sig fig
c) 4.67 and 14.3 both have 3 sig fig
d) .201 and 3.52 both have 3 sig fig
Answer:
It looks like everything is correct :)
Step-by-step explanation: