Use identities to find the exact value of the function for the given value.tan ? = 
and ? is in quadrant I; Find sec ?.
A.
B. -
C. -
D.
Answer: A
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Use Newton's Law of Cooling to solve the problem.A dish of lasagna baked at 350°F is taken out of the oven into a kitchen that is 74°F. After 5 minutes, the temperature of the lasagna is 312.7°F. What will its temperature be 20 minutes after it was taken out of the oven? Round your answer to the nearest degree.
A. 235°F. B. 224°F. C. 218°F. D. 229°F.
Solve the problem.The systolic blood pressure of 18-year-old women is normally distributed with a mean of 120 mmHg and a standard deviation of 12 mmHg. What percentage of 
women have a systolic blood pressure between 
and 
A. 99.99% B. 95.44% C. 68.26% D. 99.74%
Provide an appropriate response.Here are the commutes (in miles) for a group of six students. Find the standard deviation. 14.7 16.3 34.0 33.7 22.6 16.0Round to two decimal places.
A. 3141.91 B. 33.93 C. 8.93 D. 3540.25
Solve the equation by making an appropriate substitution.(-3x + 3)2 + 2(-3x + 3) - 48 = 0
A. 
B. 
C. {6, -8}
D. 