Provide an appropriate response.Using the law of sines, find b if c = 157, B = 50°, and C = 70° in triangle ABC. Round to four significant digits.
A. 192.6
B. 219.8
C. 112.1
D. 128.0
Answer: D
Mathematics
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Find dr/d?.r
= 4
A. 
B. - 
C. 
D. - 
Mathematics
Find the distance between two points given their coordinates.Find the distance between points R and S on a number line, with coordinates 8 and -7, respectively.
A. d(R, S) = 1 B. d(R, S) = -1 C. d(R, S) = -15 D. d(R, S) = 15
Mathematics
Determine whether y ? ? or y ? -? as x ? -? and x ? ?.y = 5x4 + 6x2 - 8
A. y ? -? as x ? -?; y ? ? as x ? ? B. y ? ? as x ? -?; y ? -? as x ? ? C. y ? ? as x ? -?; y ? ? as x ? ? D. y ? -? as x ? -?; y ? -? as x ? ?
Mathematics
Write an equation of the line.
A. y = -4x - 
B. y = - 
x - 4
C. y = 
x - 4
D. y = - 
x - 4
Mathematics