Answer:it’s either the first or second one
Step-by-step explanation:
Answer:
x to the 2 power-9x+14
Step-by-step explanation:
Answer:
C. I used to not get this but now I do. hope I helped
Let's begin by listing out the information given to us:
There are four students: n = 4
Number of students to be selected: r = 2
To calculate the combination of 2 students to be chosen, we use:

Therefore, there 12 possible combinations from these