Simplify the expression using the order of operations. Write the answer as an improper fraction where appropriate.2 - (10 - 3 ? 22)
A. 28
B. 0
C. -20
D. 4
Answer: D
Mathematics
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Find the value of d2y/dx2 at the point defined by the given value of t.x = tan t, y = 5 sec t, t = 
A. - 
B. 5
C. 
D. - 
Mathematics
Approximate the square root to the nearest whole number.
A. 7 B. 10 C. 8 D. 9
Mathematics
Evaluate.
Mathematics
A rectangular package to be sent by a delivery service can have a maximum combined length and girth (perimeter of a cross section) of 168 inches.
?
?
Write a function that represents the volume of the package.
?
A. V(x) = - 4x2(42 + x) B. V(x) = 4x2(42 + x) C. V(x) = 4x2(42 -x) D. V(x) = 4x2(-42 - x) E. V(x) = - 4x2(42 - x)
Mathematics