Provide an appropriate response.A laptop case has an area of 150 in2. If the length is 5 in. more than the width, find the dimensions of the case.
A. width is 5 in.; length is 30 inches
B. width is 15 in.; length is 20 inches
C. width is 10 in.; length is 15 inches
D. width is 6 in.; length is 25 inches
Answer: C
Mathematics
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Solve the equation by making an appropriate substitution.2x1/2 - 3x1/4 - 20 = 0
A. 
B. {-4, -5}
C. {256}
D. 
Mathematics
An open rectangular box is to be constructed from material that costs $
for the bottom and 
for its sides. Find the dimensions of the box of greatest volume that can be
constructed for $
.
?
A. 
B. ?
C. ?
D. ?
Mathematics
Find decimal notation.
A. 0.1975 B. 0.1875 C. 0.188 D. 0.0875
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Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = -x2 - 
x + 7
A. minimum at 
B. minimum at 
C. maximum at 
D. maximum at 
Mathematics