Answers edited by Joseph C.

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• Kevin claims he can draw a trapezoid with three right angles. Is this possible? Explain.
  
• How do you simplify #sqrt(x+1)=5#?
  
• Let f(x) = x^2and g(x) = 5x. Find the composite. what is (f ∘ g)(x)?
  
• How many acute angles does a hexagon have?
  
• How to find #dy/dx# from #x^2y+3xy^2-x=5#?
  
• Circle A has a radius of #5 # and a center of #(2 ,7 )#. Circle B has a radius of #1 # and a center of #(3 ,1 )#. If circle B is translated by #<1 ,3 >#, does it overlap circle A? If not, what is the minimum distance between points on both circles?
  
• What is the implicit derivative of #5=x-1/(xy^2)#?
  
• How do I solve this with the quadratic equation?