Rewrite the fractions using the least common denominator.
and 
A. 
and 
B. 
and 
C. 
and 
D. 
and 
Answer: C
Mathematics
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The profit P, in thousands of dollars, for a certain company depends on the number n of items produced. The relationship is given by
?
.
?
A: Plot the graph of the profits versus number of items produced.B: What number of items produced will result in maximum profit?C: The marginal profit is the rate of change 
. What is the value of at the production level you found in part B?
What will be an ideal response?
Mathematics
Find the length and direction (when defined) of u × v.u = 5i, v = 3j
A. 5; 3k B. 15; 15k C. 15; k D. 15; -k
Mathematics
Solve the equation for x.5(3x - 0.3) = 7x - 1.5
A. 0.375 B. 0 C. 8 D. -0.15
Mathematics
Solve the equation on the interval 0 ? ? < 2?.2 sin2 ? = 3(cos ? + 1)
A. 
B. 
C. 
D. 
Mathematics