Find the exact value of the product.cos 45° cos 15°
A. 
- 
B. 
C. 
+ 
D. 
- 
Answer: C
Mathematics
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Is the following correspondence a function??
A. Yes B. No
Mathematics
Find the most general antiderivative.
dy
A. 6 sin-1 y - ln |y| + C
B. 
- 
+ C
C. 6 sin-1 y + 7 ln |y| + C
D. 6 sin-1 y - 7 ln |y| + C
Mathematics
Solve the problem.The paired data below consist of the temperatures on randomly chosen days and the amount a certain kind of plant grew (in millimeters). By using linear regression, the following function is obtained: 
where x is temperature and y is growth in millimeters. Use this function to predict the growth of a plant if the temperature is 59.
A. 27.05 B. 27.52 C. 27.99 D. 25.81
Mathematics
Match the given equation with one of the graphs.36x2 + y2 - 504x + 1728 = 0
A. 
B. 
C. 
D. 
Mathematics