Answers created by Joel Kindiak

• Back to user's profile
• Question #19863
  
• Question #cd906
  
• How do you evaluate #\lim _ { x \rightarrow 2} \frac { \frac { 1} { x } - \frac { 1} { 2} } { x - 2}#?
  
• How do you convert #x^2+y^2 = 2x^2# to polar form?
  
• How do you prove #(1-cot^2theta)/(1+cot^2theta) + 2cos^2theta = 1#?
  
• How do you determine the Vertex as an ordered pair when #f(x)=3(x+2)^2-1#?
  
• How do you graph #(x+1)^2 + (y+2)^2 = 4#?
  
• How do you integrate #int e^x cos ^2 x dx # using integration by parts?
  
• How do you implicitly differentiate #2=e^(xy)cosy #?
  
• What is the derivative of #y=tan^-1 sqrt(3x)#?
  
• How do you express #cos theta - cos^2 theta + sec^2 theta # in terms of #sin theta #?
  
• What is the angle between #<6, 8 ,2 > # and # < -2, 7 ,-2 > #?
  
• How do you find the determinant of #((3, 1, -2), (4, 2, 5), (-6, 3, -1))#?
  
• How do you solve #(e^x+e^-x)/2=3#?
  
• A sequence #{a_n}# is defined recursively, with #a_1 = 1#, #a_2=2# and, for #n>2#, #a_n = (a_(n-1))/(a_(n-2))#. How do you find the term #a_(241)#?
  
• How do you find the sum of the infinite geometric series 36+24+16+...?
  
• How do you solve #log_3(x+16) - log_3(x) = log_3(2)#?
  
• What's the integral of #int (tanx)^8 #?
  
• If #Cos(theta) = 0#, how do you find sec(theta)?
  
• How do I graph the ellipse with the equation #x^2+4y^2-4x+8y-60=0#?
  
• Question #b5198
  
• How do you find g o f which is g(f(x)) when f(x)=x^2-2 and g(x)=1/(x-2)?
  
• What is the derivative of # tan^2 (e^x)#?
  
• How do you find the equation of the normal to the circle #x^2 + y^2 = 40# at the point (6,2)?
  
• How do you find vertical, horizontal and oblique asymptotes for # f(x)= (x^3 - 5x^2 + 6x) / (x^2 + x -6)#?
  
• How do you find the vertical, horizontal and slant asymptotes of: #(x-3)/(x-2)#?
  
• How do you graph #X^2+Y^2-10X-4Y+28=0#?
  
• How do you integrate #int (x^3 + 2) / (x^4 -16)# using partial fractions?
  
• Using the definition of convergence, how do you prove that the sequence # lim (3n+1)/(2n+5)=3/2# converges?
  
• How do you implicitly differentiate #-3=(xy)/(1-e^y)#?
  
• How do you simplify #6sqrt18 + 3sqrt50#?
  
• How do you factor #6x^3 + 29x^2 + 23x - 30 = 0#?
  
• How do you write #(x-3)(x+2)(x+5)# in standard form?
  
• How do you solve #2k^2 - 5k + 2 ≤ 0#?
  
• How do you find the circumference of a circle whose diameter is 10 yards?
  
• How do you solve #5x^2 = 100# by factoring?
  
• How do you calculate #Tan (sin^-1 (2/3)) #?
  
• What is the maximum possible area of the rectangle that is to be inscribed in a semicircle of radius 8?
  
• How do you differentiate #y = cos^-1 (e^-t)#?
  
• How do you differentiate #f(x)=(t^3)(tan6t)#?
  
• How do you use the trapezoidal rule with n=5 to approximate the area between the curve #y=(3x^2+4x+2)# from 0 to 3?
  
• How do you determine the length of a parametric curve?
  
• How do you find the domain and range of #y=4-x^2#?
  
• How do you graph and find the discontinuities of #1 /(x+6)#?
  
• Question #0dd83
  
• Find the exact value of sin(pi/12) , cos (11pi/12) , and tan (7pi/12)?
  
• How do you differentiate #y cos x = 1 + sin (xy)#?
  
• Differentiate with respect to y : (2x-cos3y)^4sec(ln(1-xy))+√(1+(√y))?
  
• How do I evaluate tan(23pi/6) without using a calculator?
  
• How do you find the derivative of Inverse trig function #y = arc csc (x/2)#?
  
• Is the function #f(x) = x^3 + x sin^2 x# even, odd or neither?
  
• How do you prove #cos(3x)= 4cos^3(x)-3cos(x)# using the double angle identity?
  
• How do you find the general solutions for #2 cos^2 x = 3 sin x#?
  
• How do you find the general solutions for #sinx+2tanx=0#?
  
• How do you solve #sin2x = sinx#?
  
• How do you find the general solutions for #4cos^2 (x) - 3 = 0#?
  
• How do you find the general solutions for #cos2xcscx-2cos2x=0#?
  
• Question #32016
  
• What is the derivative of #arctan(y/x)#?
  
• What is the derivative of #arctan(6x)#?
  
• How do you find the critical points #f(x)= 2x^3 + 3x^2 - 36x + 5#?
  
• Question #f73ad
  
• How do you solve #x^2-7x-6=0# using the quadratic formula?
  
• What is the domain of #f(g(x))# if #f(x)=x^2-4# and #g(x)=sqrt(2x+4)# ?
  
• How do I graph #2y < 8x - 4# on a coordinate plane?
  
• How do I simplify #(2x)/(x-3)-(x)/(x+3)#?
  
• How do you graph the system # y>x-2# and #y<=x#?
  
• What is the solution set for #abs(x – 6) = 10#?
  
• How do you factor #2x^2-x-15 #?
  
• F(x)=-√(1-x) and g(x)=ln x (x-2). TRUE OR FALSE.explain. (i)none algebraic operation between f and g. (ii)g(f(x)) exists but not f(g(x)) ?
  
• What is the multiplicative inverse of a matrix?