Perform the indicated operation and express with the proper accuracy and precision. The first number given is approximate and the second number is exact. (Use calculator if needed).0.3073 + 19.7
A. 20.0073
B. 20
C. 20.01
D. 20.0
Answer: C
Mathematics
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Solve the problem.At a manufacturing plant, the total cost (in dollars) to produce x items isC(x) = 5.06x + 23,000.What is the marginal cost per item?
A. $23,000 B. $22,994.94 C. $5.06 D. $23,005.06
Mathematics
Determine the number that must be added to the expression to make it a perfect square trinomial. Then factor the expression.y2 - 
A. 
; 
2
B. 
; 
2
C. 
; 
2
D. 
; 
2
Mathematics
Solve.x - 5 = 
A. 10, 2 B. No solution C. 5 D. 10
Mathematics
Simplify the root.- 
A. - 
B. 
C. x3
D. - x3
Mathematics