Answers created by Jclass

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• How do you factor #x^2+9x+18#?
  
• How to differentiate fraction?
  
• How do you solve #\ln ( 4t ) - \ln ( 3t ) = 2#?
  
• Sometimes when an object is falling, all of the PE is not completely converted to KE. What happens to it?
  
• How do you solve the system of equations #-8x + 12y = 4# and #- 10x - 2y = 22#?
  
• Does a black whole affect gravity?
  
• What is meant by the terms red-shift and blue-shift?