Answers created by mason m

• Back to user's profile
• Next
• What is the integral of #int(x tan^-1 x)/(1+x^2)^(3/2)# ?
  
• Given x(t)=3sin(t) - 3, y(t)=t-1 for 0 is less than or equal to t is less than or equal to 2pi How do you find the velocity of the particle at t=3?
  
• How do you find the average rate of change of #f(t)= 2t + 7# from [1,2]?
  
• What is #int (sin^2x)/(cos^3(x)) dx#?
  
• How do you find the arc length of the curve #y=(5sqrt7)/3x^(3/2)-9# over the interval [0,5]?
  
• What is the equation of the normal line of #f(x)=(x-3)^3(x+2)# at #x=-1#?
  
• Find the derivative of the function y=x² /arctgx ?
  
• Derivative of x^(lnx)^ln(lnx)?
  
• What is the integral of #int secx/tan^2x dx#?
  
• How to differentiate tany = ((3x-x^3)/(1-3x^2)) ?
  
• How do you solve #z+ 8+ 3z \leq - 4#?
  
• Are the rules for using semicolons different for writing poetry than the rules for their use with just normal writing?
  
• How do you integrate #int x^2/sqrt(16-x^2)# by trigonometric substitution?
  
• How solve it? Topic: DERIVATE
  
• What is the arc length of #f(x)=x^2/sqrt(7-x^2)# on #x in [0,1]#?
  
• If #tan (x) =5/12#, then what is sin x and cos x?
  
• How do you differentiate #y= x^(11cosx)#?
  
• How do you factor #cos^2 x+7 cos x+8#?
  
• Given a term in an arithmetic sequence and the common difference, find the term named in the problem?
  
• How do you integrate #int 1/sqrt(3x-12sqrtx-21) # using trigonometric substitution?
  
• How do you find the derivative of #y = ln(1-(x^2))#?
  
• How do you find the integral of #f(x)=x^nsinx^(n-1)# using integration by parts?
  
• 2 ln x^2-ln x?
  
• Write a definite integral that yields the area of the region. (Do not evaluate the integral.)?
  
• How to find the Maclaurin series and the radius of convergence for #f(x)=1/(1+x)^2#?
  
• How do you integrate #int sqrt(4-x^2)/x#?
  
• #dy/dx = sqrt(x/y)# ?
  
• How to solve this logarithmic function?
  
• What is the derivative of #f(x)=cos^-1(x)# ?
  
• Find the arc length of the function #y=1/2(e^x+e^-x)# with parameters #0\lex\le2#?
  
• Find the derivative?
  
• What is #int(sinx)/(cos^2 x) dx#?
  
• How do you integrate #int x^2 sin^2 x^2 dx # using integration by parts?
  
• How do you differentiate the following parametric equation: # x(t)=sqrt(t-2), y(t)= t^2-2t^3e^(t) #?
  
• Defferentiate f(x) = x-1/x+1 ? Thank you
  
• What is the derivative of sin x / cos ^2 x - 1 ?
  
• How do you integrate? #int_sqrt(2)^2dx/(x^5*sqrt(x^2-1))#
  
• How do you simplify #8^(4/3)#?
  
• How do you find the integral of #f(x)=1/(1-sinx)# using integration by parts?
  
• Question #92eb0
  
• Question #e7870
  
• In a series of 2n observations, half of them equal a and remaining half -a.If the standard deviation of the observations is 2,then |a| equals ?
  
• A dice is rolled. What is the probability of P(odd)?
  
• What is the formula of the expected value of a geometric random variable?
  
• Calculating areas bounded by polar curves looks extremely difficult. Do Americans really need to integrate such a complex expressions without a calculator?
  
• Question #e40e5
  
• How do you solve the system of equations #2x+2y=4# and #12-3x=3y#?
  
• Question #60b11
  
• Question #678c2
  
• Question #678c2
  
• Question #7d5b1
  
• Find the smallest positive x-value where f(x)=x+4sin(2x) has a horizontal tangent line?
  
• Question #aa777
  
• What is the slope of the tangent line of #r=(sin^2theta)/(theta-thetacos^2theta)# at #theta=(pi)/4#?
  
• Question #a5f39
  
• Question #1f1f7
  
• Question #8842f
  
• 3x + 5y + 5z = −2 −3x + −1y + 0z = 7 −6x + 6y + 10z = k For what value of k is this system consistent?
  
• #\int_0^1e^x/(1+e^(2x))dx=?#
  
• Question #68d98
  
• How do you solve #tan^ (-1) (1)+ cos ^(-1)(-1/2) + sin ^-1(-1/2)#?
  
• How do I take the integral of this?
  
• #limxrarra (x^2-a^2)/(sqrtx-sqrta)=32# What value should "a" have?
  
• What is the derivate for #2013root2013x# ?
  
• What is the equation of the tangent line of #f(x) =sqrt(tanx-sinx)# at # x = pi/4#?
  
• Ball #A# is dropped from rest from a building of height #H# exactly when ball #B# is thrown up vertically. When they collide #A# has double the speed of #B#. If the collision occurs at height #h# what is #h/H#?
  
• Calculate #int_0^(2pi) cos^2x .dx#?
  
• Question #5d4b5
  
• Question #5d4b5
  
• What is the slope of the polar curve #f(theta) = theta^2-theta - cos^3theta + tan^2theta# at #theta = pi/4#?
  
• What is the slope of the polar curve #f(theta) = sectheta - csctheta # at #theta = (5pi)/4#?
  
• How to find #lim(ln(2x)/(2+x)) x-> # infinity?
  
• Question #c5cab
  
• How to express this equation in terms of m and n ?
  
• How to integrate? #int sec^3 x cot^2 x dx#
  
• Please tell me how to solve it?
  
• Question #0a663
  
• Differentiate y=a^x^a^x^a----to infinity?
  
• How can i solve this integral? #int (2/(5x)sqrt (3+4/x^2)dx#
  
• How do you implicitly differentiate #csc(x^2/y^2)=e^(xy) #?
  
• Differentiate Tan^-1y=x^3?
  
• How do you graph #y=ln(x-k)+2#?
  
• Question #34e5a
  
• Question #2a34f
  
• Question #4123b
  
• How do you evaluate #1200=300(1+r)^{5}#?
  
• Question #85def
  
• Question #a4e1a
  
• What is #3sqrt(8^2)# ?
  
• Question #06cb7
  
• What is the equation of the line tangent to # f(x)=2x-secx # at # x=pi/4#?
  
• Question #082ad
  
• Question #b8966
  
• How do you find the equation of the tangent line #y=sinx# at #(pi/6, 1/2)#?
  
• Question #fcb11
  
• How do you find the derivative of #6(z^2+z-1)^-1#?
  
• What is #f(x) = int tanx dx# if #f(pi/8) = 0 #?
  
• How do you find the limit of #\lim _ { x \rightarrow - 2} \frac { x + 2} { x ^ { 2} + 6x + 8}#?
  
• How do you differentiate #y=(x^2+4x+3)/sqrtx#?
  
• Next