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Sckricks
Questions (10)
A piece of wire 40 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral
1 answer
1,451 views
Suppose that f(x)=ln(3+x^2). Use interval notation to state when f(x) is concave up and concave down. Then find all inflection
1 answer
817 views
Suppose f(x)= 7-8x^2, by the Mean Value Theorem, we know there exists a c in the open interval (-2,5) such that f'(c) is equal
1 answer
397 views
Simplify sin(tan^(-1)x)
1 answer
377 views
If f'(x) = 2xln(-4(x^2-2.75))+(2x^3)/(x^2-2.75) find the domain.
2 answers
393 views
Evaluate the following limit. lim e^(tanx) as x approaches the righter limit of (pi/2)
1 answer
516 views
Let A be the area of the circle with the radius r. if dr/dt = 5, find dA/dt when r = 1
1 answer
862 views
Use implicit differentiation to find an equation of the tangent line to the curve at the given point x^2 + xy + y^2 = 3, (1,1)
2 answers
1,501 views
Suppose that (g(x))^2 + 13x = x^2g(x) + 21, and that g(3) = 6. Find g'(3)
1 answer
346 views
At noon, ship A is 150 km west of ship B. Ship A is sailing east at 35 km/h, and ship B is sailing north at 25 km/h. How fast is
1 answer
2,963 views
Answers (1)
Ok, but i'm still a little confused on how I get dh/dt by itself
