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• How do you rearrange a quartic equation in the form of #ax^6 + bx^5+cx^4+dx^3+ex^2+fx+g# to vertex form (If possible)?
  
• On an ogive to find median you just divide the sum of the frequency by two then draw your line across and down. Do you have to plus 1 to the sum of the frequency then divide by two, or when do you have to plus 1 and divide by 2 to get the median?
  
• I am doing vector diagrams with two vectors and you have to find the direction and magnitude of the resultant vector. How do I know which angle to use to describe the direction of the vector?