Solve the problem.The following table shows the average amount spent per week on groceries by four different families with three members.
Which family spent the most per week on groceries? Which family spent the least?
What will be an ideal response?
The Harding family spent the most. The Smith family spent the least.
Mathematics
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Calculate the circulation of the field F around the closed curve C.F = y2i + x3j; curve C is the counterclockwise path around the triangle with vertices at 
, and 
A. 
B. - 
C. 0
D. 
Mathematics
Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists.x + 3y + 2z=114y + 9z=-12x + 7y + 11z=- 1
A. {(
+ 20, 
+ 3, z)}
B. {(
+ 20, - 
+ 3, z)}
C. {(
+ 20, - 
- 3, z)}
D. {(- 
+ 20, - 
+ 3, z)}
Mathematics
Simplify. Express in terms of i.
A. i
B. 9i
C. ±9
D. -9i
Mathematics
Tell whether the angle is acute, right, obtuse, or straight.
A. Right B. Acute C. Obtuse D. Straight
Mathematics