Perform the indicated elementary row operations.(-6)R3 + R1
A. 
B. 
C. 
D. 
Answer: A
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At what point on the curve x=t³, y=9t, z= Figure 3.png)
is the normal plane parallel to the plane 3x+9y-4z=4?
 multiple choice.png)
Suppose the wholesale price of a certain brand of medium-sized eggs p (in dollars/carton) is related to the weekly supply x (in thousands of cartons) by the equation 
.
?
If 27,000 cartons of eggs are available at the beginning of a certain week and the supply is falling at the rate of 1,000 cartons/week, at what rate is the wholesale price changing? Round the answer to the nearest tenth. (Hint: To find the value of p when 
, solve the supply equation for p when 
).
?
Round the answer to the nearest tenth, if necessary.
?
__________/carton/wk
Fill in the blank(s) with the appropriate word(s).
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: f(3) = 5; Absolute minimum: f(1) = 2 B. Absolute maximum: none; Absolute minimum: none C. Absolute maximum: f(-1) = 6; Absolute minimum: f(1) = 2 D. Absolute maximum: none; Absolute minimum: f(1) = 2
Factor completely.-x2 - 7x + 18
A. (x + 9)(x - 2) B. -1(x - 9)(x + 2) C. -1(x + 9)(x - 2) D. -1(x - 9)(x - 2)