Ke$ha
Popular questions and responses by Ke$ha
Calculus
Use the midpoint rule with n=4 to approximate the region bounded by y=x^3 and y=x Show that the function f(x)= (integral from 2x to 5x) (1)/(t) dt is constant on the interval (0,+infinity)
asked on May 25, 2017 
Calculus really quick check
The graph of f ′(x) is continuous and decreasing with an xintercept at x = 2. Which of the following statements must be true? Edit The graph of f has an inflection point at x = 2. The graph of f has a relative maximum at x = 2. The graph of f is always
asked on May 22, 2017 
Calculus Please Check my answer
The rate at which water flows into a tank, in gallons per hour, is given by a differentiable function R of time t. The table below gives the rate as measured at various times in an 8hour time period. t02378 (hours)
asked on May 12, 2017 
Calculus Please Check my answers
Which of the following functions grows the fastest as x grows without bound? f(x)=x^2 g(x)=x^2+5x
asked on May 21, 2017 
Calculus
The base of a solid in the xyplane is the firstquadrant region bounded y = x and y = x^2. Cross sections of the solid perpendicular to the xaxis are equilateral triangles. What is the volume, in cubic units, of the solid? So I got 1/30 because (integral
asked on May 2, 2017 
Calculus
f is a continuous function with a domain [−3, 9] such that f of x equals 3 for x between negative 3 and 0 including negative 3, equals negative 1 times x plus 3 for x between 0 and 6 inclusive, and equals negative 3 for x greater than 6 and less than or
asked on May 12, 2017 
One more question Calculus
A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of the car is 0 and its position is 10. What is the total
asked on May 22, 2017 
Calculus Please Check my answer
the velocity of a particle moving along the x axis is v(t)=t^2+2t+1, with t measured in minutes and v(t) measured in feet per minute to the nearest foot find the total distance traveled by the particle from t=0 to t=2 minutes so, I took the integral of the
asked on May 22, 2017 
Calculus
For an object whose velocity in ft/sec is given by v(t) = −2t^2 + 4, what is its distance travelled, in feet, on the interval t = 0 to t = 2 secs? I think the answer is 2.667 but I am not one hundred percent sure.
asked on May 1, 2017 
Calculus
Water is drained out of tank, shaped as an inverted right circular cone that has a radius of 6cm and a height of 12cm, at the rate of 3 cm3/min. At what rate is the depth of the water changing at the instant when the water in the tank is 9 cm deep? Give an
asked on January 5, 2017 
Please help Calculus
Write the integral in one variable to find the volume of the solid obtained by rotating the first‐quadrant region bounded by y = 0.5x2 and y = x about the line x = 5.
asked on May 25, 2017 
Math
Help!!! determine the slope of the graph x^2=ln(xy) at point (1,e)
asked on December 27, 2016 
Calculus Please Check my answers
f is a function that is differentiable for all reals. The value of f ′(x) is given for several values of x in the table below. The table: x 8,3,0,3,8 f'(x)4,2,0,4,5 If f ′(x) is always increasing, which statement about f(x) must be true? f(x)
asked on May 22, 2017 
Calculus
find the area of the region bounded by the graphs of y=x^2 and y=cos(x)
asked on May 1, 2017 
Math Calc
Find the xcoordinates of any relative extrema and inflection point(s) for the function f(x) = 3x(1/3) + 6x(4/3). You must justify your answer using an analysis of f '(x) and f "(x) I got 1/8 for a minimum point and 1/4 for inflection is this right? Do I
asked on January 5, 2017 
Algebra 2
Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first four terms of the sequence? a{1} = first term of series ∞ Infinite Sum = ∑ a{1} • r^(n – 1) = a{1} ⁄ (1 – r) ... for any geometric series
asked on March 31, 2016 
Calculus Please Check my answer
Water is poured into a bucket according to the rate F(t)=(t+7)/(2+t), and at the same time empties out through a hole in the bottom at the rate E(t)=(ln(t+4))/(t+2), with both F(t) and E(t) measured in pints per minute. How much water, to the nearest pint
asked on May 22, 2017 
Calculus
Which of the following integrals will find the volume of the solid that is formed when the region bounded by the graphs of y = ex, x = 1, and y = 1 is revolved around the line y = 2
asked on May 1, 2017 
Math Calc
The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer.
asked on January 11, 2017 
Math Calc
Given f'(x)=(x4)(62x) find the xcoordinate for the relative minimum of the graph f(x). OPTIONS: 8 6 3 None of these I think it is 3, but I am also conflicted to say none of these because I graphed the function and ant see a minimum.
asked on January 5, 2017 
Math Calc
given the relationship 2x^2 + y^3 =10, with y > 0 and dy/dt = 3 units/min., find the value of dx/dt at the instant x = 1 unit. SUPER CONFUSED DONT GET THE EQUATION!!!!!!!
asked on January 5, 2017 
Math
The table below shows the temperature (in °F) t hours after midnight in Phoenix on March 15. The table shows values of this function recorded every two hours. Estimate the value of T′(10). Give units in your answer. What is the meaning of T′(10)? t 0
asked on December 27, 2016 
One more question Calculus
write n with limit from 0 to infinity with the summation n on top and k=1 on the bottom (5+k(2/n))^10 (2/n) as a definite integral.
asked on May 25, 2017 
Calculus Please Help
find the area bounded by the curves y^2=2x+6 and x=y+1
asked on May 25, 2017 
Calculus Please Check my answer
find d/dx (integral from 2 to x^4) tan(x^2) dx tan(x^4)^2*4x^3 MY ANSWER
asked on May 25, 2017 
Calculus Please Check my answers
Use the graph of f(t) = 2t +2 on the interval [−1, 4] to write the function F(x), where f(x)= integral from 1 to x f(t) dt f(x)=x^2+3x f(x)=x^2+2x12 My Answer f(x)x^2+2x3 f(x)=x^2+4x8 Find the range of the function f(x)=integral from 0 to x (sqrt
asked on May 22, 2017 
Calculus I'm really confused
solve the differential equation dy/dx=y^2/x^3 for y=f(x) with condition y(1)=1.
asked on May 9, 2017 
Calculus
Determine if the Mean Value Theorem for Integrals applies to the function f(x) = x^3  9x on the interval [1, 1]. If so, find the xcoordinates of the point(s) guaranteed to exist by the theorem. I think one point is zero.
asked on May 2, 2017 
Calculus
find the volume of the solid formed by revolving the region bounded by the graphs of y=x^3 y=1 x=2 about the yaxis
asked on April 29, 2017 
Math Calc
Which of the following statements is/are true 1. If f'(c)=0 then f has a local maximum of minimum at x=c 2. If f is continuous on [a,b] and differentiable on (a,b) and f'(x)=0 on (a,b) then f is constant on [a,b] 3.The Mean Value theorem can be applied to
asked on January 5, 2017 
Math
A particle is moving along the xaxis so that its position at t>=0 is given by s(t)=(t)ln(5t). Find the acceleration of the particle when the velocity is first zero.
asked on December 29, 2016 
Math
A particle moves along the xaxis so that at any time t, measured in seconds, its position is given by s(t) = 4sin(t)  cos(2t), measured in feet. What is the acceleration of the particle at time t = 0 seconds?
asked on December 29, 2016 
Math
HELP DERIVATIVES!!!!!!!!!!!!! if h(x)=f[f(x)] use the tables for f and f' to find the value of h'(1) X f(x) f'(x) 1 3 2 2 1 5 3 6 7
asked on December 26, 2016 
Math
I have no clue how to do this problem: lim>2 then thees this little dash slightly above the 2 and then its x2/(x2)
asked on December 6, 2016 
Math
FIND THE LIMIT!!! lim x>3 sqrt(2x+3) sqrt (3x)/(x^23x) I keep getting zero is this right?
asked on December 6, 2016 
Algebra 2
The deposits Ginny makes at her bank each month form an arithmetic sequence. The deposit for month 3 is $150, and the deposit for month 5 is $180. Answer these questions 1.what is common differences for each month? $15 2.write explicit formula for
asked on March 31, 2016 
Algebra 2
Will someone please check if I am right???? find the second and third term of the arithmetic sequence 7, __,__,22,27... Options: 12,15*** My Answer 17,12 10,17 12,17
asked on March 31, 2016 
quick english help
in which sentence is the underlined infinitive or infinitive phrase function as a direct object? c. After all that exercise, the runners needed *to drink water*. d.Just as the mayor was about *to give an award*, it began raining. I would say its d?
asked on November 27, 2013

Calculus
(1,1), (0,0) and (1,1). The four midpoints are 3/4, 1/4, +1/4, and +3/4. Each vertical strip has a width of 1/2. The lengths of the 4 strips are: 27/64(3/4); 1/64(1/4); 1/4  1/64; and 3/427/64; simplifying these, you get 21/64, 15/64, 15/64,
posted on May 25, 2017 
Calculus
For the first one i think the integral is from 1 to 1 for the two functions, because they intersect at (1,1) (0,0) and (1,1)
posted on May 25, 2017 
One more question Calculus
Thank you!
posted on May 25, 2017 
Please help Calculus
Thank you!
posted on May 25, 2017 
Calculus Please Help
Thank you!
posted on May 25, 2017 
Calculus Please Check my answer
yes! thank you!
posted on May 25, 2017 
Calculus Please Check my answer
so we would get 9.05584?
posted on May 22, 2017 
One more question Calculus
So the total would be 1353.333 feet?
posted on May 22, 2017 
Calculus Please Check my answer
I am confused on how to do this. Will you please help?
posted on May 22, 2017 
Calculus Please Check my answer
Ok, so exactly how would I find the amount of water? I am confused now.
posted on May 22, 2017 
Calculus really quick check
Thank you!!
posted on May 22, 2017 
Calculus Please Check my answers
Well that was my issue with the second one is I originally got that answer but it isn't an option.
posted on May 22, 2017 
Calculus Please Check my answers
Thank you!
posted on May 22, 2017 
Calculus Please Check my answers
Thank you!
posted on May 22, 2017 
Calculus I'm really confused
Thank you!
posted on May 9, 2017 
Calculus
Oh thank you!!!
posted on May 2, 2017 
Calculus
for the second integral i got (sqrt 3)/60 how did you get (sqrt 3)/120?
posted on May 2, 2017 
Calculus
I know it is pi (integral from zero to 1)then I get confused
posted on May 1, 2017 
Calculus
So the answer would be 1.0947?
posted on May 1, 2017 
Calculus
Thank you!!!!
posted on April 29, 2017 
Math Calc
So my updated answer would be that the possible error is the volume of the cylinder is 63.87 in^3?
posted on January 11, 2017 
Math Calc
r = 4 in. h = 12 in. V = pi*r^2 * h = 3.14*4^2 * 12 = 602.88 m^3. r = 4.2 in. h = 12.2 in. V = 3.14*4.2^2 * 12.2 = 675.75 in^3 675.75602.88 =72.87 in^3? is that right?
posted on January 11, 2017 
Calculus
oh ok thank you!!!! sorry
posted on January 11, 2017 
Calculus
wait its 3 right?
posted on January 11, 2017 
Calculus
Yes I read it I still don't get it and 0 isn't an answer choice.
posted on January 11, 2017 
Calculus
so the answer is none?
posted on January 11, 2017 
Calculus
ok THANK YOU!!!!!!!
posted on January 11, 2017 
Calculus
what is the difference between the two?
posted on January 11, 2017 
Calculus
Thank you!!! :)
posted on January 5, 2017 
Calculus
Let h = height of water Let r = radius of surface of water By similar triangles, r/h = 6/12 = 0.5, so r = 0.5h The volume of the water is: v = (1/3) * pi * r^2 * h v = (1/3) * pi * (0.5h)^2 * h v = (1/12) * pi * h^3 dv/dh = 0.25*pi*h^2 The question tells
posted on January 5, 2017 
Math Calc
*cant
posted on January 5, 2017 
Math
I got 1
posted on December 29, 2016 
Math
Thank you!!!!!!!
posted on December 27, 2016 
Math
thank you!!!
posted on December 26, 2016 
Math
f(x)=3,1,6 f'(x)=2,5,7 Just in case u cant read the chart
posted on December 26, 2016 
Math
THANK YOU!!!!!!!!!!!
posted on December 7, 2016 
Math PLEASE HELP PLEASE PLEASE PLEASE
You posted an entire test on here and expect people to do it for you?! Do your own tests!!!!!!!!!!!
posted on April 4, 2016 
Algebra 2
is this right???
posted on March 31, 2016 
Algebra 2
Thank you!
posted on March 31, 2016 
Algebra 2
105+15n 285 month 27 these are my other answers
posted on March 31, 2016 
English 9  HELP!
What were the answers??????
posted on March 6, 2016 
quick english help
Thanks!:)
posted on November 27, 2013 
quick english help
wait, wouldn't it be c because the verb needed ends in ed?
posted on November 27, 2013 
chemhelp
hot pants
posted on November 20, 2010