Find the measures of the numbered angles in the rhombus PQRS.
?1 = 60°,?2 = 30°,?3 = 60°,?4 = 90°
Mathematics
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Find the potential function f for the field F.F = 
i - 2j - 
k
A. f(x, y, z) = 
- 2y + C
B. f(x, y, z) = 
+ C
C. f(x, y, z) = 
- 2 + C
D. f(x, y, z) = 
- 2y + C
Mathematics
Decompose the fraction into partial fractions.
?
What will be an ideal response?
Mathematics
Simplify.(-32)-3
A. - 
B. 
C. - 
D. 
Mathematics
Solve the problem.Assume the total revenue from the sale of x items is given by 
while the total cost to produce x items is 
Find the approximate number of items that should be manufactured so that profit, 
is maximum.
A. 52 items B. 126 items C. 93 items D. 158 items
Mathematics