Answers created by Raven13g

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• How do you write 0.0456 in scientific notation?
  
• How do you write the expression for the nth term of the geometric sequence #a_3=16/3, a_5=64/27, n=7#?
  
• What are the odds of rolling three dice and coming up with all three dice being greater than 2?
  
• How do you solve #(y+2) / y = 1 / (y-5)# and find any extraneous solutions?
  
• How do you solve #2x-8=6x+15#?
  
• Ann is 12 years old. Her mother is 3 times as old as Ann. How many years ago was her mother 4 times as old as Ann?
  
• How do you multiply #x^ { 0} y ^ { 2} \cdot 3y x ^ { 5}#?
  
• Solve by elimination method? 2x-3y=7 5x-2y=10 Plz give me the answer of this question as fast as possible. It is very important. Thank you
  
• How do you simplify #2 sqrt 7 ( -8 sqrt 7) - 3 sqrt 7#?
  
• A computer scans the digits of the counting numbers. For example, if it scans 1 2 3 4 5 6 7 8 9 10 11 12 then it sacned 15 digits. The computer begins its task and scans the first 1788 digits. The last number scanned is?
  
• How do you express (5*pi)/4 into degree?
  
• A plane flies 3360 miles in 6 hour tailwind. Returning against the wing it takes 7 hours. What's the speed of the plane with no wind and find the speed of the wind?
  
• How do you solve the system of equations #0.5x - 2.1y = 5.7# and #0.3x - 0.7y = 2.3#?
  
• #(2x)/(x^(2)+1)^(2)>0#?