Solve the inequality.0 < 

A. {x }

B. {x }

C. {x }

D. {x }


Answer: C

Mathematics

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Find all the first order partial derivatives for the following function.f(x,y,z) = xe(x2 + y2 + z2)

A.  = 2x2e(x2 + y2 + z2) = xye(x2 + y2 + z2) = 2xze(x2 + y2 + z2)
B.  = (1 + 2x2) e(x2 + y2 + z2) = 2xye(x2 + y2 + z2) = 2xze(x2 + y2 + z2)
C.  = (1 + 2x2) e(x2 + y2 + z2) = xe(x2 + y2 + z2) = xe(x2 + y2 + z2)
D.  = (1 + 2x2) e(x2 + y2 + z2) = xy2e(x2 + y2 + z2) = xz2e(x2 + y2 + z2)

Mathematics

Simplify.- -2

A. - 
B. - 
C. - 
D. - 

Mathematics

Find the surface area of the surface S.S is the cap cut from the sphere x2 + y2 + z2 = 64 by the cone z = 7

A. 64
B. 128?
C. 64?
D. 64?

Mathematics

Tell whether the relation is reflexive, symmetric, or transitive on the set of all people. Also tell whether the relation is an equivalence relation."Is thinner than"

A. Symmetric and transitive; not an equivalence relation B. Symmetric; not an equivalence relation C. Reflexive and transitive; not an equivalence relation D. Transitive; not an equivalence relation

Mathematics