Answers created by striker4150

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• Which of the following is a polyatomic ion: CH3COOH, CR2O7^2-, Na^+, or H2?
  
• What is the slope of the line passing through the following points: # (5, -2) ; (-2,-1)#?
  
• How do you know if #y= x+x^2# is an even or odd function?
  
• How do you translate "eight times a number T less three" into a mathematical expression?
  
• Fifteen less than twice a number is the same as the number plus two. What is the number?
  
• How do you write the standard form of the equation of the circle with Center: (3, -2); Radius: 3?
  
• A farmer has a rectangular field with a length of 30 yards and width of x yards. If the perimeter is the sum of all four sides of the field, wow do you write an expression for the perimeter of the field, in yards?
  
• What mass of aluminum has a volume of #6.3# #cm^3#?