Answers created by Kilwee

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• Question #038ae
  
• How do you find the value of the discriminant and determine the nature of the roots #-4m^2-4m+5#?
  
• Prove that?
  
• How do you find the domain of #f(x)=-x^2-5x+6#?
  
• How do you determine whether there are two, one or no real solutions given the graph of a quadratics function is tangent at the x-axis?
  
• Why the lanthanide series is called lanthenide? Reason
  
• How do you solve 3x+2y = -9 and -10x + 5y = - 5?
  
• What is the ground-state electron configuration of a neutral atom of hydrogen?
  
• A square picture frame has a perimeter of #(20 xx 32)# inches. What is the length of one side of the picture frame?
  
• Question #57fa4
  
• Question #25357
  
• How do you solve #8x + ( - 65) > - 5x + ( 26)#?
  
• How do you solve #(p-5)/(3-p)<=0# using a sign chart?
  
• Question #471a4
  
• Out of the 150 students at a summer camp, 72 signed up for canoeing. There were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. Approximately what percentage of students signed up for neither?
  
• Question #8c135
  
• Question #b38cb
  
• How do you find the exact value #tan(x+y)# if #cscx=5/3, cosy=5/13#?