It is d Ik Bc Ik don’t ask why just know it’s d
        
             
        
        
        
For a 19 foot scale find the frequency of a note to the frequency of the preceding note?
        
             
        
        
        
Answer:
given n(A) = 14 
n(B) = 15 
n(A∩B ) = 15
Step-by-step explanation:
now we know that ,n(AUB) = n(A)+n(B)-n(A∩B)
n(AUB) = 14+15-6 = 23.Answer 
 
        
                    
             
        
        
        
Answer:
Yes because the answer to both of them is 1
Step-by-step explanation:
Let's solve your equation step-by-step.
−2x+9=7
Step 1: Subtract 9 from both sides.
−2x+9−9=7−9
−2x=−2
Step 2: Divide both sides by -2.
−2x
−2
=
−2
−2
x=1
Answer:
x=1     
Let's solve your equation step-by-step.
2x=2
Step 1: Divide both sides by 2.
2x
2
=
2
2
x=1
Answer:
x=1
  
 
        
             
        
        
        
Answer:
j mmmmmmm
Step-by-step explanation:
mmmmmmmmm