Postal regulations specify that the combined length and girth of a parcel sent by parcel post may not exceed 108 in. Find the dimensions of the rectangular package that would have the greatest possible volume under these regulations. (Hint: Let the dimensions of the box be x'' by y'' by z'' (see the figure below). Then, 
, and the volume ![]()
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. Maximize 
.)
?
?
x = __________ inches
?
y = __________ inches
?
z = __________ inches
?
V = __________ cubic inches
What will be an ideal response?
18; 36; 18; 11,664
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Solve the equation by completing the square.x2 + 10x - 19 = 0
A. { ± 2
}
B. {-5 ± 2
}
C. {2
± 5}
D. {-5 ± 2
}
Find the value for the function.Find f(2) when f(x) = 
.
A. - 1
B. 
C. 
D. 
Solve the problem.A school building has a height of 50 feet. Its shadow is currently 11.4 feet long, and the shadow of the church next door is 20.5 feet long. Use similar triangles to calculate the height of the church to the nearest tenth of a foot.
A. 11,685.0 feet B. 27.8 feet C. 89.9 feet D. 46.7 feet
Find the first and third partial sums, s1 and s3, for the sequencean = 
A. 
, 
B. 
, 
C. 
, 
D. 
, 