Answer:
The amount of apples is the Xs and The cost is the Ys
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1. Not accounting for the difference in the base of the exponent when applying the quotient rule. 
2. Not subtracting the exponents of the denominator from the exponent of the numerator when applying the quotient rule.
 
        
             
        
        
        
Answer:
A and D
Step-by-step explanation:
 
        
             
        
        
        
Letter C is correct. 
When the function is even, (all powers are even) both ends will go in the same direction. 
In this case since the leading coefficient is negative, both ends will go down.
        
             
        
        
        
Answer:
1. Precise
2.Both
3.Precise
5.Neither
Step-by-step explanation:
Accuracy is the closeness of a measured value to a standard value.
Precision is the closeness of two or more measurements to each other.
1.The norm is 45 sit-ups in a minute.The students did, 64, 69,65 and 67. Values are not accurate compared to standard value 45.
Values are precise
Answer--Precise
2. Average score is 89.5
   Scores are 89,93,91,87
   Values are precise i.e a difference of 2 from each score
   Values are accurate because the average score is 90 thus compared to      the known average score of 89.5 they are accurate.
Answer-Both
 
3. Yesterday temperature=89
    Tomorrow=88
     Next day=90
    Average =75
    Values are precise i.e. difference of ± 1° 
    Values are not accurate compared to the average temperatures of 75 F
    Answer---Precise
5. The jar contained 568 pennies
    The 6 people guessed the numbers as
     735,209,390,300,1005, 689
   The values are not precise
   The values are not accurate
   Answer---Neither