Answers edited by CrispyRounds

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• The position of an object moving along a line is given by #p(t) = 2t - sin(( pi )/3t) #. What is the speed of the object at #t = 8 #?
  
• 6x+y^2=10 and 3x-y=5 find all solutions and determine whether or not the system is linear or nonlinear?
  
• What is the force of friction between a block of ice that weighs 930 N and the ground if #mu# is 0.12?
  
• A kid is trying to solve a problem and he has: #(13m/s^2*12m/s*21 kg)/(2000 A)=# State his answer with one unit?
  
• How do you find the inverse of #f(x)=(x-4)^2#?
  
• How do you use the important points to sketch the graph of #y = (x + 4)^2 - 3#?
  
• If a ball is thrown downward from the top of a building with initial velocity of #10 "m"/"s"# and strikes the ground with a speed of #60 "m"/"s"#, how tall is the building?
  
• How do you calculate the altitude and velocity of a satellite in a geosynchronous orbit of Mars?
  
• What happens to pressure if it is concentrated into a small area?