Graph the function by hand.y = -2x3

A.

B.

C.

D.


Answer: B

Mathematics

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Give an appropriate answer.How are the partial derivatives ?f/?x and ?f/?y of a function f(x,y) defined? How are they interpreted and calculated?

What will be an ideal response?

Mathematics

Find the flux of the curl of field F through the shell S.F = -6x2yi + 6xy2j + ln zk ; S: r(r, ?) = r cos ?i + r sin ?j + 3rk, 0 ? r ? 3 and 0 ? ? ? 2?

A. 108 B. - 243? C. - 108 D. 108?

Mathematics

Determine whether or not the triangles are similar.

A. Similar B. Not similar

Mathematics

Solve the problem.Suppose the cost per ton, y, to build an oil platform of x thousand tons is approximated by y = . What is the cost per ton for x = 300?

A. $214.29 B. $150.00 C. $64,285.71 D. $150,000.00

Mathematics