a. Find an equation of the sphere that passes through the point (6,-5,3) and has center (-3,5,3). b. Find the curve in which this sphere intersects the xy-plane.
What will be an ideal response?
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Solve the problem.Find equations for the horizontal and vertical tangent lines to the curve 
A. Horizontal: 
at 
, 
at 
, 
at 
, 
at 
; vertical: 
at 
at 
at 
, 
at 
B. Horizontal: 
at 
, 
at 
, 
at 
, 
at 
; vertical: 
at 
at 
at 
, 
at 
C. Horizontal: 
at 
, 
at 
, 
at 
, 
at 
; vertical: 
at (3, 0), x = 1 at (-1, ?), 
at 
, 
at 
D. Horizontal: 
at 
, 
at 
, 
at 
, 
at 
; vertical: 
at 
at 
at 
, 
at 
Enrollment at a certain university t years after 2000 is given by
.
At what enrollment level is enrollment growing at the fastest rate? Round your answer to two decimal places, if necessary.
?
A. 
B. 
C. 
D. 
Convert the number in the sentence to standard notation.The total sales of Acme Manufacturing Company for the years 2004-2006 were $2.9 million.
A. $290,000 B. $2,900,000 C. $2,900,000,000 D. $29,000,000
Write parentheses around the two addends that would be easiest to add. Then find the sum.
+ 6 + 
A. 
+ (6 + 
) = 16
B. (
+ 6) + 
= 
C. (
+ 6 + 
) = 
D. 
+ 6 + 
= 