Match the system of inequalities with a graph.5y - x > -37,y + 7x < 47,2x > y,y < 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s, t), y = h(r, s, t), z = k(r, s, t)
A. 
= 
+ 
+ 
B. 
= 
+ 
C. 
= 
+ 
+ 
D. 
= 
+ 
+ 
Mathematics
Use a grapher to find the vertex, rounding to the nearest hundredth when necessary.f(x) = x2 + x + 5
A. (0.5, -4.75) B. (0.5, 4.75) C. (-0.5, 5) D. (-0.5, 4.75)
Mathematics
Sketch the graph of y = -1 - cosx over one period.
Mathematics
Find the midpoint of the line segment whose endpoints are given.(-4.8, -3.6), (-7.7, -7.4)
A. (6.25, -5.5) B. (-6.25, -5.5) C. (-6.25, 5.5) D. (1.45, 1.9)
Mathematics