Answer:
Step-by-step explanation:
5:3. there are 5 balls, and 3 rackets
Answer:
One
Step-by-step explanation:
145=2x
72.5=x that's one solution.
Answer:
The 4th answer
Step-by-step explanation:
<span><span>The probability of all calculators having no defects is 16.8%. The probability of at least one defect is the complement of that probability.
ie an 83.2% probability of at least one defect.</span><span>
</span></span>
Answer:
(D) 
(E)
has a range of all real numbers.
Step-by-step explanation:
Given the function: 

When y=f(x)=0

Therefore, 
Also,
has a range of all real numbers.
Therefore, Options D and E are correct.