Determine whether the vector u belongs to the null space of the matrix A.u = 
, A = 
A. Yes
B. No
Answer: B
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Evaluate the surface integral of G over the surface S.S is the cylinder y2 + z2 = 81, z ? 0 and 3 ? x ? 6; G(x, y, z) = z
A. 486 B. 54 C. 1458 D. 243
Determine whether y ? ? or y ? -? as x ? -? and x ? ?.y = -7x2 + 7x3 + 6x - 4
A. y ? -? as x ? -?; y ?- ? as x ? ? B. y ? -? as x ? -?; y ? ? as x ? ? C. y ? ? as x ? -?; y ? -? as x ? ? D. y ? ? as x ? -?; y ? ? as x ? ?
Tell which of the named properties apply only to the Roman numeration systems. ? multiplicative system grouping system additive system repetitive system
What will be an ideal response?
Solve the problem.The diagonal of the floor of a rectangular office cubicle is 2 ft longer than the length of the cubicle and 5 ft longer than twice the width. Find the dimensions of the cubicle. Round to the nearest tenth, if necessary.
A. width = 4 ft, length = 11 ft B. width = 9.7 ft, length = 22.4 ft C. width = 2 ft, length = 9 ft D. width = 3.9 ft, length = 9.7 ft