Answers created by vince

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• Find All Real Solutions To #x^4-10x^2+9=0#. Help, Plz?
  
• How do you determine whether the sequence #a_n=(-1)^n/sqrtn# converges, if so how do you find the limit?
  
• Question #8f299
  
• How do you find the integral of #(e^(-x))(cos(2x))#?
  
• What is the derivative of #5^(x^2)#?
  
• If #x_1=6, x_2=8, x_3=9#, and #x_4=13#, what is the value of #m=(sum_(i=1)^4 x_i)-:4#?
  
• How do you calculate #log_(6) 5#?
  
• How do you solve #2e^x-5e^x-3=0#?
  
• How do you multiply #e^(( pi )/ 3 i) * e^( pi/2 i ) # in trigonometric form?
  
• What is the arc length of #f(x)= x ^ 3 / 6 + 1 / (2x) # on #x in [1,3]#?
  
• What is #int_-pi^pixsinxdx #?
  
• What is the domain and range of #f(x) =sqrt (x^2 - 2x + 5)#?
  
• For what r does #3/(n^(2r - 3))# converge or diverge?
  
• How do you differentiate #f(x)=cos(sqrt((cosx^2))) # using the chain rule?
  
• How do you find the slope of a line perpendicular to #y=7/5x-2#?
  
• What is the derivative of #y=(3(1-sinx))/(2cosx)#?
  
• How do you find the taylor series expansion of #f(x) =x/(1+x)# around x=0?
  
• How do you find the derivative of #f(x) =intcos 2t dt# over #[x,pi/4]#?
  
• Is #f(x) = 3 - 2x + x^4# a polynomial?
  
• How do you integrate #ln(3x)#?
  
• What are natural logarithms used for?
  
• What is the domain and range of the function #g(x)=sqrt(x-1)#?
  
• How do you graph #F(x,y)=sqrt(x^2+y^2-1)+ln(4-x^2-y^2)#?
  
• What are the first 3 nonzero terms in the Taylor series expansion about x = 0 for the function #f(x)=cos(4x)#?
  
• How do you obtain the Maclaurin series for #f(x)= x^2ln(1+x^3)#?
  
• What's the difference in finding the distance between two polar coordinates and two rectangular coordinate?
  
• How do I use summation notation with infinity?
  
• How do I obtain the Maclaurin series for #f(x)= 2xln(1+x3)#?
  
• Question #c4d18
  
• Question #c4d18
  
• How do I change #int_0^1int_0^sqrt(1-x^2)int_sqrt(x^2+y^2)^sqrt(2-x^2-y^2)xydzdydx# to cylindrical or spherical coordinates?
  
• How do you find the area between the curves #y=x^2-4x+3# and #y= 3+4x-x^2#?
  
• What is an example of a telescoping series and how do you find its sum?
  
• How do you integrate #int e^6xcos5xdx#?
  
• How do you integrate #(sec2x) / (tan2x) dx# using substitution?
  
• What are some examples of equivalent matrices?
  
• What is the definition of a system of linear inequalities?
  
• How do you graph the lemniscate #r^2=36cos2theta#?
  
• What is Addition and Subtraction of Rational Expressions?
  
• How do you sketch the graph of #f(x)=x^3-3x^2#?
  
• How do I find the surface area of the solid defined by revolving #r = 3sin(theta)# about the polar axis?
  
• What is the integral of #(arcsin x)/sqrt (1+x) dx#?
  
• What is an example l'hospital's rule?
  
• How do you determine a taylor series approximation for #f(x)=cos(x)# where #n=4# and #a=3#?
  
• How do you find the critical points for #f(x)=8x^3+2x^2-5x+3#?
  
• How do you integrate #int(3-x)^10 dx#?
  
• How do you find the second derivative of #y=2sin3x-5sin6x#?
  
• What is the general antiderivative of #f(x) = x(4 − x)^2#?
  
• How do you sketch #f(x,y) = ln(x^2+y^2)#?
  
• Question #9cf7b
  
• How do I find the binomial expansion of #(1+12x)^(3/4)#?
  
• How do you solve #y''' + y = 2 - sinx#?
  
• What are the first two derivatives of #1/ln(x)#?
  
• How do you integrate #∫3sin(ln(x))dx#?
  
• How do you find the absolute minimum and maximum on #[-pi/2,pi/2]# of the function #f(x)=sinx^2#?
  
• How do I evaluate #int_0^5(2 e^x + 5cos(x)) dx#?
  
• How do you find all possible antiderivatives of a function?
  
• What is the antiderivative of #(ln x)^2#?
  
• How do you solve the initial value problem of #t^2y'' - 4ty' + 4y = -2t^2# given #y(1) = 2# and #y'(1) =0#?
  
• How do you find the antiderivative of #(sinx - cosx)/cosx dx#?
  
• What is the maximum value of the function #h(x)=2cos(10x)+12#?
  
• How do you evaluate the integral #1/(sqrt(49-x^2))# from 0 to #7sqrt(3/2)#?
  
• How do you integrate #x^2 e^-5x dx#?
  
• How do you sketch the slope field for the differential equation #1/2 x +y -1#?
  
• How do you differentiate #5x^3-4xy-2y^2=1#?
  
• If #f(x) = 2x^3 + 3x^2 - 180x#, how do I find the intervals on which f is increasing and decreasing?
  
• How do you find the second derivative of #x^2y^2=1#?
  
• How do you find the nth derivative of #e^x cos x#?
  
• How do you find all critical points (if any) if #k(t)=1/sqrt(t^2 +1)#?
  
• What are partial derivatives?
  
• How do you find the volume of the solid that lies within the sphere #x^2+y^2+z^2 =25#, above the xy plane, and outside the cone?
  
• Question #5cf6a
  
• How do you find the equation of the plane in xyz-space through the point #p=(4, 5, 4)# and perpendicular to the vector #n=(-5, -3, -4)#?
  
• How do you graph the function #f(x)= log_10 x#?
  
• How do you solve for x in #1/3lnx+ln2-ln3=3#?
  
• How do you find the domain and range of a natural log?
  
• How do you use transformations of #f(x)=x^3# to graph the function #h(x)= 1/5 (x+1)^3+2#?
  
• Where is the vertical directrix of a conic if the denominator of its polar equation has the form #1-e cosq#?
  
• How do you sketch the graph of #x^2+y^2+8x-6y+16=0#?
  
• How do you use the rational zero theorem to list all possible rational zeros for the given function #f(x)=x^3-14x^2+13x-14#?
  
• What is the cofactor expansion method to finding the determinant?
  
• What is the Exponential Property Involving Products?
  
• Question #e5721
  
• Question #d4992
  
• How do you find the area of the shaded region #r = sqrt(theta)#?
  
• How do you change #(2sqrt(3),2,-1)#   from rectangular to cylindrical coordinates?
  
• How do you sketch #f(x,y)=arcsin(x^2+y^2-2)#?
  
• How do you use polar coordinates to evaluate the integral which gives the area that lies in the first quadrant between the circles #x^2+y^2=36# and #x^2-6x+y^2=0#?
  
• How do I calculate the Maclaurin series for #arctan (x^3)#?
  
• How do you integrate #t^5e^(-t)dt#?
  
• How do you integrate #1/(xlnx)dx#?
  
• How do you simplify #(x^4-256)/(x-4)#?
  
• What is the domain and range of the parent function #f(x)=\sqrt{x}# ?