Answers edited by BB

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• How do you factor #5y^2 - 2y - 3#?
  
• How do you simplify #2sqrt(10) times sqrt(6)#?
  
• What is the axis of symmetry for the graph #y=x^2-6x+2#?
  
• At a temperature of 280 K, the gas in a cylinder has a volume of 20.0 liters. If the volume of the gas is decreased to 10.0 liters, what must the temperature be for the gas to remain at a constant pressure?
  
• How do you graph the line that passes through (-1,5) perpendicular to the graph #5x-3y-3=0#?
  
• What is the remainder when 1398 is divided by 11?
  
• What is the equation of the line that goes through #(5,-1)# and has a slope of #3/2#?
  
• What is the scientific notation of 568 billion?
  
• Titration Problem - Calculate the concentration of 20.0 mL of an H2SO4 solution that requires 27.7 mL of a 0.100 M NaOH solution?
  
• How do you solve 1/2(x-y) = 2 and 1/2(x+y)+1 = 0?
  
• How do you solve #(x+4) /( x-2)=12#?
  
• Explain, in terms of bonding and structure, the difference in the melting point between SrCl2 and SiCl4. ?
  
• What is the slope of a line y=-4?
  
• How do you simplify #\frac { y ^ { 2} + 9y + 14} { y ^ { 2} + 3y + 2}#?