Write a chain rule formula for the following derivative. for w = f(p, q, r); p = g(t), q = h(t), r = k(t)

A.  =    +   +  
B.  =   +   +  
C.  =    +   +  
D.  =   +  + 


Answer: C

Mathematics

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Solve the problem.Tickets to a ballet cost $15 if bought in advance. If bought on the date of the ballet, they cost $22. For the ballet to make a profit, the total money collected from ticket sales must be at least $370. Write an inequality to represent the ballet making a profit, using x for the number of tickets bought in advance and y for the number of tickets bought on the date of the ballet. Do not solve the inequality.

A. 15x + 22y ? 370 B. 15x - 22y ? 370 C. 15x + 22y ? 370 D. 15x - 22y ? 370

Mathematics

Provide an appropriate response.A prime number has exactly  factor(s).

A. 3 B. 1 C. 0 D. 2

Mathematics

Divide.(y2 + 8y + 16) ÷ (y + 4)

A. y2 + 4
B. y + 4
C. y - 4
D. y +  

Mathematics

Solve the equation.(-3)2 + 4x = 6x + 73

A. 176 B. -167 C. 167 D. -176

Mathematics