Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Answer: A
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Divide and write the answer in lowest terms.- 
÷ - 
A. 
B. - 
C. 
D. - 
Solve the problem.In a survey about the number of siblings of college students, the following probability table was constructed: 
What is the probability that a student has less than 2 siblings?
A. 0.78 B. 0.19 C. 0.59 D. 0.22
Provide an appropriate response.Identify which of the following properties apply to the graph of 
I. The range is (-?, ?). II. The x-intercepts are of the form 
, where n is an odd integer. III. The function obtains a relative maximum at 
where n is an integer. IV. The function obtains a relative minimum at 
where n is an integer.
A. IV only B. II and III C. I and III D. III and IV
Verify the identity.sin 4x = (4 sin x cos x)(2 cos2 x - 1)
What will be an ideal response?