Find the second-order partial derivative.Find fxx when f(x,y) = 8x3y - 7y2 + 2x.
A. 48xy
B. -28
C. -14
D. 24x2
Answer: A
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Fried's Rule for calculating the pediatric dosage, p, of medication is p = 
where m = the child's age in months and A = the adult dosage. Calculate the proper pediatric dosage for a child who is 3 months old if the usual adult dosage is 25 mg.
A. 0.125 mg B. 2.5 mg C. 2 mg D. 0.5 mg
Use the graph to evaluate the limit.
f(x)
A. 1 B. -1 C. Does not exist D. 0
Provide an appropriate response.Are two equilateral triangles always similar? Explain why or why not.
What will be an ideal response?
Sinclair wishes to supplement his retirement income by $250 per month for the next 12 years. He plans to obtain a reverse annuity mortgage (RAM) on his home to meet this need. Estimate the amount of the mortgage he will require if the prevailing interest rate is 11% per year compounded continuously. ?
A. $34,403 B. $19,987 C. $29,713 D. $34,790 E. $15,104