P(picking one defective) = 3/10
P(picking a 2nd defective) = 2/9
P(1 and 2 defective) = 3/10 x 2/9 = 6/90 = 0.066
Second method using combination:
³C₂ / ¹⁰C₂ = 1/15 = 0.066
It is really easy it is 6
Sum= positive 30 because you add the opposite
The difference between the numbers is also 30
Answer:
-2, -5, 2, then 5
Step-by-step explanation: