Simplify the expression. If any variables are present, assume that they are positive.
A. 
B. 3
C. 
D. 
Answer: B
Mathematics
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Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s), y = h(t), z = k(r, s, t)
A. 
= 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Mathematics
Provide an appropriate response.Simplify: 
+ 
What will be an ideal response?
Mathematics
Solve.A musician plans to perform 5 selections for a concert. If he can choose from 9 different selections, how many ways can he arrange his program?
A. 59,049 B. 45 C. 15,120 D. 126
Mathematics
Find an equation of the line with the given slope and containing the given point. Express your answer in slope-intercept form.m = 4, (0, 0)
A. y = 4
B. x = 4
C. y = 4x
D. y = 
x
Mathematics