Verify the identity.
- 
= - cos x cot x
What will be an ideal response?
- 
= 
+ 1 - 1 - 
= 
? cos x - 
? 
= 
= 
= - 
= - cos x ? 
= - cos x cot x
Mathematics
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Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 2.8x B. y = 3x + 0.15 C. y = 3x D. y = 2.8x + 0.15
Mathematics
Multiply.0.063(0.57)
A. 0.003591 B. 0.03591 C. 0.0003591 D. 3.591
Mathematics
Find the probability of the event.A bag contains 4 red marbles, 8 blue marbles, and 6 green marbles. A marble is randomly selected from the bag. What is the probability that it is blue?
A. 
B. 
C. 
D. 
Mathematics
For the pair of functions, find the indicated domain.f(x) = x2 - 16, g(x) = 2x + 3Find the domain of g ? f.
A. (-?, ?)
B. [4, ?)
C. 
? 
D. (-4, 4)
Mathematics