Write the rational expression in simplest form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: D
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Provide an appropriate response.Which of the following are examples of independent events?
A. Two laughs by different people watching the same movie in a theater B. Two people in the same family falling ill in the same week C. Two consecutive wins by a football team D. Two archeological discoveries at different locations, at the same time
Determine an appropriate domain of the function. Identify the independent and dependent variables.A weather balloon of radius r (in meters) is filled with air. The volume V of the balloon is given by the function 
. Assume the balloon can hold up to 4 m3 of air.
A. D = 
The independent variable is V.
The dependent variable is r.
B. D = [0, 4]
The independent variable is r.
The dependent variable is V.
C. D = 
The independent variable is r.
The dependent variable is V.
D. D = 
The independent variable is r.
The dependent variable is V.
Provide an appropriate response.Which one is correct, and which one is wrong? Give reasons for your answers.(a) src="https://sciemce.com/media/4/ppg__tttt0615190936__f1q135g7.jpg" style="vertical-align: -21.0px;" /> = 
= 
= - 
(b) 
= 0
What will be an ideal response?
Which of the following functions passes through the point 
and satisfies 
?
?
A. 
B. 
C. 
D. 
E. 