Write the indicated event in set notation.When four coins are tossed, exactly three tails are obtained.[Hint: When four coins are tossed, the following 16 outcomes are possible:HHHH HHHT HHTH HHTTHTHH HTHT HTTH HTTTTHHH THHT THTH THTTTTHH TTHT TTTH TTTT]
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Perform the indicated operations.(9x - 8) + (2x + 14) - (3x - 30)
A. 8x - 24 B. 14x + 36 C. 8x + 52 D. 8x + 36
Mathematics
The following table shows the earnings for the Juarez family last year. Use this information to answer the question.MonthEarningsMonthEarningsJan.$1400July$1300Feb.$1150Aug.$2450Mar.$2950Sept.$2500Apr.$2300Oct.$2000May$1650Nov.$2350June$2700Dec.$2400What was the family's total income from January thru June?
A. $11,000 B. $9,200 C. $12,150 D. $13,000
Mathematics
Solve the problem.Find the perimeter of the triangle.
A. 
m
B. 
m
C. 
m
D. 
m
Mathematics
Provide an appropriate response.Determine the measure of the acute angle ? for which cos ? = 
.
A. 30° 
B. 45° 
C. 90° 
D. 60° 
Mathematics