Solve.The formula for the area of a square is A = s2 where s is the length of a side. Use this formula to find the length of a side of a building which has a square base with an area of 280 square meters. Give your answer in exact form and as a decimal rounded to the nearest hundredth of a meter.
A. 70
? 98.99 m
B. 4
? 33.47 m
C. 78,400 m
D. 2
? 16.73 m
Answer: D
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Use the simple interest formula to determine the missing value. Round dollar amounts to the nearest cent and percents to the nearest hundredth when necessaryp = ?, r = 5%, t = 2 months, i = $127.65
A. p = $15,956.25 B. p = $459,540.00 C. p = $15,318.00 D. p = $153,180.00
Solve.The amount of paint needed to cover the walls of a room varies jointly as the perimeter of the room and the height of the wall. If a room with a perimeter of 35 feet and 
walls requires 
of paint, find the amount of paint needed to cover the walls of a room with a perimeter of 55 feet and 8-foot walls.
A. 44 quarts B. 8.8 quarts C. 440 quarts D. 4.4 quarts
Complete the square and then use the shifting technique to graph the function.f(x) = x2 - 6x
A. 
B. 
C. 
D. 
Find the general solution for the differential equation.y ' - 12x2 = 14
A. - 4x3 + 14x + C B. 4x3 - 7x + C C. 4x3 + 7x + C D. 4x3 + 14x + C