Use the fundamental identities to find the value of the trigonometric function.Find sin ? if cot ? = - 2 and cos ? < 0.
A. 
B. 
C. - 5
D. - 
Answer: B
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Write an equation for the linear function and use it to answer the given question. The Math Club plans to pay a visitor 
to speak at a fundraiser. Tickets will be sold for 
each. Find an equation that gives the profit/loss for the event as it varies with the number of tickets sold. How many people must attend the event for the club to break even.
A. p = 74 + 5n; 15 people B. p = 74 - 5n; 30 people C. p = -74 + 5n; 15 people D. p = -74 + 5n; 30 people
Use a calculator to find the function value to four decimal places.cos 33.2°
A. 0.6544 B. 0.8368 C. 0.5476 D. 0.2117
Determine whether the function is a probability density function over the given interval.f(x) = 
x, [3, 8]
A. No B. Yes
Solve.Dave bought 19 packets of cookies for $40.85. Each packet of cookies contains 15 cookies. Find the cost of each cookie to the nearest tenth of a cent.
A. 14.3 cents B. 15.4 cents C. 2.2 cents D. 0.1 cents