Provide an appropriate response.A student was trying to solve the problem 
. The student knew that he or she should set 
but was confused about whether or not he or she should set 
, or 3 = 0 and 
. How would you advise this student?
What will be an ideal response?
Setting 3x = 0 is not a problem because x = 
= 0.
Mathematics
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A doctor orders 25 mL of medication to be added to 100 mL D5W and infused at a rate of 20 mL/hr. How long will it take for this infusion to be complete?
A. 6 hr 25 min B. 6 hr 15 min C. 5 hr D. 6 hr 5 min
Mathematics
Parametrize the surface S.S is the cap cut from the paraboloid z = 
- 9x2 - 9y2 by the cone z = 
What will be an ideal response?
Mathematics
Factor the trinomial completely.12x4 + 42x3 - 24x2
A. (12x2 - 6)(x2 + 4) B. 6x(2x + 1)(x - 4) C. x2(2x - 1)(6x + 24) D. 6x2(2x - 1)(x + 4)
Mathematics
Graph the function and give its domain and its range.f(x) = 
- 1
A. [1, ?); [0, ?)
B. [0, ?); [1, ?)
C. [-1, ?); [0, ?)
D. [0, ?); [-1, ?)
Mathematics