Answers created by Hyojung K.

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• Question #19e32
  
• How do you simplify `(4r ^ { 2} + 4r + 3) ( 3r ^ { 2} - 5r - 3)`?
  
• Question #880f7
  
• What is the distance from earth to the sun in scientific notation?
  
• Question #fb636
  
• Cara filled 108 pages in a photo album. If she put 4 pictures on each page, how many pictures are in the album? How do you know your answer is reasonable?
  
• How do you evaluate `5\frac { 2} { 5} \div 4\frac { 1} { 2} =`?
  
• Are people with psychological disorders violent and dangerous?
  
• How do you convert 48c to quarts?
  
• What is the smallest unit of most compounds?
  
• Question #ce246
  
• What is the ratio of stars to stripes in the American flag?
  
• What three things are required for combustion?
  
• Question #d5f3f