Evaluate the derivative of the given function at the given point.xy + x = 2; (1, 1)
A. - 2
B. 2
C. - 
D. 
Answer: A
Mathematics
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Divide (3 - j6) by (1 + j2).
What will be an ideal response?
Mathematics
Determine whether the statement is true or false.All whole numbers are positive.
A. True B. False
Mathematics
Use the properties of real numbers to simplify the expression.
A. x B. 7x C. 4 + 3x D. 4 - 3x
Mathematics
Solve.A lumber yard has fixed costs of $4812.70 per day and variable costs of $0.55 per board-foot produced. Lumber sells for $2.45 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 1688 board-feet B. 1604 board-feet C. 2533 board-feet D. 8750 board-feet
Mathematics