Answer:
A
Step-by-step explanation:
how I solved it was 4x3=12
Answer:
13
Step-by-step explanation:
4+(-3)-2*(-6)
4-3-2*-6
1-(-12)
1+12
13
As, order is important so we use permutation,
total no. of students= n=8
selected students= r=3
nPr= n!/(n-r)! = 8!/(8-3)! =336 different ways
