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
        
             
        
        
        
Answer:
B
Step-by-step explanation:
Brainliest?
 
        
                    
             
        
        
        
= -14/5 + k/5 
please give me brainliest.
        
                    
             
        
        
        
7x + 3 is the final answer