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Problem solving with derivatives.
A rectangular box has square base of edge length x cm. Its framework of 12 edges is constructed
4 answers
asked by
GZB
1,975 views
The region in the first quadrant bounded by y=6x^2 , 2x+y=8, and the y-axis is rotated about the line x=-1.
The volume of the
5 answers
asked by
Anon
2,324 views
a) Find the area of the region R bounded by the graphs of the equations y=2x−x^2, x=0, and y=0.
b)The line y=cx, where c>0,
4 answers
asked by
McKenna
1,176 views
Directions (or bearings) on Earth are measured in degrees, running from zero to 360 degrees, clockwise, starting with 0 degrees
4 answers
asked by
Jamie
1,135 views
A circular oil slick floats on the surface of still water. Its area is increasing at a rate of 10m^2/min. At what rate is the
3 answers
asked by
Marilyn
825 views
Im doing some practice questions and im stumped on this one.
The amount of cleaning fluid in a partially filled, spherical tank
1 answer
asked by
Swk13
404 views
Im trying to understand related rates here and im getting stuck at this word problem.
It says if V is the volume of a sphere with
1 answer
asked by
Cosmo
482 views
The identity below is significant because it relates 3 different kinds of products: a cross product and a dot product of 2
2 answers
asked by
Anonymous
1,094 views
Show that the equation
log y = 1.54 - .008x - .658 log x is equivalent to y = 34.7 (1.0186)^(-x) * x^(-.658)
2 answers
asked by
Alex
622 views
I have to solve for x in this problem:
(3x+5)/[(x-1)(x4+7)=0
1 answer
asked by
Julia
324 views
Which of the following expressions are identical?
a. (sinx)^-1 b. arcsinx c. sin x^-1 d. 1/sinx
1 answer
asked by
Julia
279 views
What is the domain of this function?:
y= ln(2x-12)
1 answer
asked by
Julia
279 views
Integration of (sinx + cosx)^2
from 0 to pi/2. I get pi/2 + 1 as my final answer... wondering if that's correct?
1 answer
asked by
Jen
318 views
Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2].
Perhaps Rolle's Theorem, Mean Value Theorem, or
2 answers
asked by
William
705 views
Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2].
Perhaps Rolle's Theorem, Mean Value Theorem, or
2 answers
asked by
William
824 views
Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2].
2 answers
asked by
William
487 views
A 13 foot ladder is sliding down a vertical wall at 1 ft/sec. How fast is the base of this ladder moving on a horizontal ground
1 answer
asked by
Wes
370 views
Find the equation of the non-vertical asymptote. What is the smallest value of x at which f(x) intersects its?
-6x^3 + 2x^2 - 9x
3 answers
asked by
Jacob
651 views
What is the inverse function of....
f(x) = x^3 - 1
1 answer
asked by
Kathy
287 views
For the following arithmetic sequence: determine the common difference. Find the next three terms of the sequence.
e) 2/3 , 1/15,
3 answers
asked by
Anonymous
580 views
find the derivative of:
g(x) = log[(x^3+1)^3(x^3-1)^3)]
5 answers
asked by
TOmmy
389 views
how to solve limits?
1 answer
asked by
John
286 views
Water is flowing in a cylindrical pipe of radius 1 inch. Because water is viscous and sticks to the pipe, the rate of flow
3 answers
asked by
Elsi
1,189 views
If 75100 dollars is deposited in an account for 13 years at 5.35 percent compounded continuously , find the average value of the
2 answers
asked by
Anonymous
506 views
Find the area of the surface of revolution generated by revolving the curve y = 3 sqrt (x), 0 <= x <= 4, about the x-axis.
Okay,
3 answers
asked by
Anon
2,175 views
The horizontal velocity is constant. (Ignore air resistance.) Recall from your study of trigonometry that if you release a rock
2 answers
asked by
Jamie
468 views
f(x) = { x^2sin(1/x), if x =/= 0
0, if x=0} a. find lim(x->0)f(x) and show that f(x) is continuous at x=0. b, find f'(0) using
2 answers
asked by
Anonymous
514 views
A piece of wire 16cm long is cut into 2 lengths, one of which is bent into a circle, the other into a rectangle with one side
3 answers
asked by
Anonymous
587 views
Are endpoints also critical points?
I'm trying to find the critical points of a function on the interval [-1,5]. So far,the only
4 answers
asked by
Anonymous
589 views
You are given 1200 cm^2 of cardboard to make a box with a square base and an open top. Find the largest possible volume of the
2 answers
asked by
Sammy
711 views
Given f"(x)=5x+2 and f'(-3)=3 and f(-3)=-6
find f'(x)= find f(3)=
3 answers
asked by
Anonymous
344 views
Compute the sum:
81 ∑ (2i-1) i=1
1 answer
asked by
Jaime
415 views
Show that if f(x) is continuous and u(x) and v(x) are differentiable functions, then:
d/dx ∫_v(x)^u(x)
1 answer
asked by
Katy
374 views
g(x)=∫[6x,3x] (u+2)/u-5) du
Find g'(x)
1 answer
asked by
Anne
283 views
Suppose you live near a bay where the water level fluctuates due to the tides. Your bay is an inverted cone with a radius of 1
6 answers
asked by
Anonymous
633 views
A boat is pulled into a wharf by a rope at a speed of 20m/min. If the rope is attached to a point on the boat 7m vertically
2 answers
asked by
Marilyn
605 views
Problem solving with derivatives.
Question: A rectangular sheet of cardboard measures 16cm by 6cm. Equal squares are cut out of
3 answers
asked by
GZB
2,241 views
Question: A box in the shape of a cuboid with a square base is to be made so that the sum of its dimensions (l + b + h) is 20cm.
1 answer
asked by
GZB
770 views
Problem solving with derivatives.
Question: A piece of wire length of 30cm is cut into 2 sections. Each section is then bent into
1 answer
asked by
GZB
476 views
If f(x) = ln(x^2 + 9)
a) find the local maximum and minimum values I found the derivative and set it equal to 0 but idk what to
1 answer
asked by
Loon
380 views