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!