Answers created by Sanjay VN

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• Hi, can i ask what is the differentiate of (1+x^3/2x^2)? Please Thanks thanks for answering my first question :)
  
• How do you solve this system of equations: `3a + 5y = 30; 5a = 25`?
  
• Question #b68d9
  
• Question #dccca
  
• Question #e45fb
  
• What are the solutions of `x^2-8-5x`?
  
• How do you solve `lim_x->pi/4 (tanx-cotx)/(x-pi/4)` ?
  
• Diamond said that the absolute value of `(-3-sqrt5 i)` is `sqrt34` and De'Andre said it is `sqrt14`. Who is correct and why?
  
• What is `f(x) = int (3x+5)^3-x dx` if `f(1)=-5`?
  
• How do you solve `\frac { 4} { 5} x + \frac { 7} { 2} = \frac { 3} { 10}`?
  
• Question #f2f4c
  
• Question #203c8
  
• The triangles are similar. What is the value of x? x =
  
• Consider the function `f(x) = x^2+x-7`. What is the value of `f(x)` when `x=3`?
  
• Question #dc0a4
  
• How do you differentiate `f(x)= (x^2+1) (x+2)^2 (x-3)^3` using the product rule?
  
• Question #e198c
  
• How do you solve the system of equations `3x + 4y = 23` and `4x - 3y = 14`?
  
• Find the cube root of complex number ? Z=-√2 + i√2
  
• (complexe numbers) Show that? Thank you!
  
• Question #e8457
  
• What is the equation of the normal line of `f(x)=x/(x-1)` at `x=4`?
  
• How would I find the slope of the graph for this problem? g(x)=(4)/(x-6) at the point (7,4).
  
• What is the slope of the tangent line of `r=(sin^2theta)/(2theta-thetacos2theta)` at `theta=(pi)/4`?
  
• Question #0b9ce
  
• How do you differentiate `f(x) = x^3/(xsinx-3)` using the quotient rule?
  
• How do you solve `x^2-12x+5=0` by completing the square?
  
• Question #a59cd
  
• Find the square roots of a^2+1/a^2+4i(a+1/a)-2?
  
• Wire of length 20m is divided into two pieces and the pieces are bent into a square and a circle. How should this be done in order to minimize the sum of their areas? Round your answer to the nearest hundredth?
  
• |COMPLEXE NUMBERS| Show that?... thank you!
  
• |COMPLEXE NUMBERS| What is the geometrical representation of |z| = 2? Thank you!