Answers created by Siyabonga M.

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• Prove that #(sint-cost)/(sint+cost) = (2sin^2t-1)/(1+2sintcost)#?
  
• Find the equation of the circle with A(2,-3)and B(-3,5)as endpoints of a diameter?
  
• How do you find the important points to graph #f (x) = -3x + 8#?
  
• Must a function that is decreasing over a given interval always be negative over that same interval? Explain.
  
• How do you graph the quadratic function and identify the vertex and axis of symmetry and x intercepts for #y=(x-2)(x-6)#?
  
• How do you verify that #f(x)=x^2+2, x>=0; g(x)=sqrt(x-2)# are inverses?
  
• Question #6cddc
  
• Question #f8ac3
  
• What is the exponential function in the form #f(x)=ab^x# and has values: #f(1)=2# and #f(2)=5#?
  
• Calculate #f(2)#, knowing that with any #x≠0# the correct equality #f(x)+3f(1x)=x^2# ??
  
• How do you find the domain and range of #g(x) = ln(x + 4)#?
  
• How do you sketch the graph #y=x^5-16x# using the first and second derivatives?
  
• How do you find the domain of #y( x ) = \sqrt { 16- 8x }#?
  
• How do you simplify #(c^4d^4f^3)/(c^2d^4f^3)#?