Answers edited by jim p.

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• Question #d4c38
  
• Question #26aae
  
• How do you solve this system of equations: #-3v + 2w = - 1;5v - w = 4#?
  
• Question #b3dcb
  
• How many 8-character passwords can be created from 26 lowercase letters and 10 digits, assuming that in every password there must be as many letters and numbers as?
  
• Question #3ed1f
  
• Question #39cb0
  
• ABCD is a square. The diagonals AC & BD cut at A. From B a perpendicular is drawn to the bisector /_DCA and it cuts AC at P and DC at Q. Can you prove that DQ = 2PE?
  
• Question #31888
  
• How do you solve #2x=sqrt[12x-5]# and find any extraneous solutions?
  
• How do you evaluate the limit #-2w# as #w# approaches #2#?
  
• Question #a078d
  
• How do you use end behavior, zeros, y intercepts to sketch the graph of #f(x)=x^3+11x^2+35x+32#?
  
• Question #7f760
  
• How do you solve #\frac { 3} { 11} y + 8= - 4#?
  
• In the below diagram, BC is parallel to DE. Given AC:CE=2:3, express #vecDE# in term of #vecBC#?
  
• Can anyone help me ?
  
• Question #a23ec
  
• Question #7c8da
  
• How do you write an equation of a line given (12,3) and perpendicular to 3x-y=2?
  
• How do you find the domain and range of #p(x)=-x^3 - x^2 + x -10#?
  
• How do you find the difference quotient of #f#, that is, find #((f(x+h)-f(x))/h)#, #h != 0# for #f(x)=x^2-5x+7#?
  
• Question #89209
  
• What is the range of the function #y=-2sin(2x+pi)-4#?
  
• Sailing with the current, a boat takes 3 hours to travel 48 miles. The return trip, against the current, takes 4 hours. How do you find the average speed of the boat for the entire trip and the speed of the current?
  
• Can someone answer please?
  
• Question #424b7
  
• Question #f1a34
  
• Question #583f8
  
• Question #7d154
  
• Question #941a8
  
• What are the values? (full question in Details)
  
• 2 unfortunate Questions about about Cowboys and Texas (since deleted) but with a good answer (?)
  
• Solve. Please help?
  
• Most waves are generated by what?