Calculus

Question Answers

Use at least four level curves (your choice) to help you sketch f(x,y) = x^2 -y. Show your level curves and separately make a 3D sketch. ...
.What is the domain of the function f(x)=ln(2−x) Given the equation x^-1 −ln y=8,find d/dx. Find the x values of the points where the graph...
What is the derivative of the function f (x) = sin x (ex) − cos x (e 2x)? Find all points on the curve y + x = x 2 + y2 where the tangent lin...
Given: sec u= - 3/2(whole fraction is negative) , pi < u < 3pi/2 ; tan v= sqrt3 , 0< v< pi/2 Find: cos(2u) ...
suppose f '(7)=3 and g' (7)=2. Find h' (7) where h(x)= 3f(x)+4g(x)+8 ...
find maximum revenue. 6x+4z=108 and x+z=24 intersect? ...
can I please get some help solving these.thank you in advance   1) A sphere of radius 1 foot is filled with 250 pounds of liquid. How much work is done pumpin...
Express the complex number in trigonometric form.  -6 + 6i         ...
Find the fourth roots of 256(cos 240° + i sin 240°). ...
Two forces with magnitudes of 90 and 50 pounds act on an object at angles of 30° and 160°, respectively. Find the direction and magnitude of the resultant force...

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