Find the mean for the list of numbers.Ages of patients (in years) in a clinic: 19, 7, 24, 19Round answer to the nearest whole number if necessary.
A. 16 years
B. 17 years
C. 7 year(s)
D. 19 years
Answer: B
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Answer the question or solve the problem.Tom, Dick and Harry are brothers with different jobs. One is a teacher, one is a doctor, and one is an engineer. Dick's doctor is his brother. Harry taught his brother in school. Match the brothers with the jobs.
A. Dick - teacher, Harry - engineer, Tom - doctor B. Dick - doctor, Harry - teacher, Tom - engineer C. Dick - teacher, Harry - doctor, Tom - engineer D. Dick - engineer, Harry - teacher, Tom - doctor
Find the measure of the acute angle formed by the positive x-axis and the given line. y = 
x
A. 45° B. 30° C. 60°
Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.cot 390°
A. - 
B. 
C. 
D. -
Consider the equation 
. Select the correct graph of the equation for 
.
?
A. ?
B. ?
C. ?
?
D. ?
E. ?
