Write a chain rule formula for the following derivative.
for z = f(r, s); r = g(t), s = h(t)
A. 
= 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Answer: D
Mathematics
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Complete the sketch so that it has the indicated symmetry.Complete the sketch so that it has line symmetry about l.
What will be an ideal response?
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Solve.A bag contains 7 red marbles, 2 blue marbles, and 1 green marble. What is the probability of choosing a marble that is not blue when one marble is drawn from the bag?
A. 
B. 8
C. 
D. 
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Factor out the greatest common factor.(2q - 9)(2q + 7) + (2q - 9)(q + 7)
A. (2q - 9)(3q + 14) B. (4q - 18)(3q + 14) C. (2q - 9)(3q + 7) D. (2q - 9)(2q + 7)
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Divide, if possible.
A. 25
B. - 
C. -25
D. -35
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