Find the indicated angle or side. Give an exact answer.Find the exact length of side a.
A. 2
B. 4
C. 4
D. 2
Answer: A
Mathematics
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Provide an appropriate response.Is f continuous at x = 0? 
A. Yes B. No
Mathematics
Find an equation for the tangent to the curve at the given point.y = x2 + 4, (4, 20)
A. y = 8x - 24 B. y = 4x - 12 C. y = 8x - 12 D. y = 8x - 28
Mathematics
Solve using the addition or division principle.6a = -18
A. 24 B. 1 C. -3 D. -24
Mathematics
Fill in the blank with one of the words or phrases listed below.
In the percent proportion 
= 
.
A. 
B. 
C. 
D. 
Mathematics