Questions asked by Qinglong Diep

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• If you deposit $700 into an account paying 12% interest compounded continuously, how many years will it take for the original investment to triple? Round your answer to the nearest tenth of a year.
  
• How long will it take for a $400 investment to double if interest is compounded monthly at a rate of 7%? Round to the nearest tenth of a year
  
• If you deposit $450 into an account paying 17% interest compounded quarterly, how many years will it take for the original investment to triple? Round your answer to the nearest tenth of a year.
  
• Assistance needed on Circles Crossword Puzzle?
  
• The two acute angles of a right triangle have degree measures of x and y. If #sin#x = #5/13#, what is the value of #cos# y?
  
• Writing an equation help need?
  
• Mrs. O'Leary's cat is stuck in her backyard tree. A fireman positions a ladder against the tree branch and rescues the cat.?
  
• A tree casts a shadow 26 feet long when the angle of elevation of the sun is 68 degrees. Find the height of the tree?
  
• A plane takes off from LAX airport and ascends for a distance of 3200 feet. If the plane traveled 2400 feet horizontally, find the plane's angle of elevation at take-off. ?
  
• What property is best associated with the frequency of particle collisions?
  
• At what temperature are potassium chloride and potassium chlorate equally soluble?
  
• At room temperature (approximately 20-25 degrees celsius) , which compound is the least soluble and why?
  
• Solve by using the quadratic formula?
  
• Solve by completing the square?
  
• How to simplify this expression?
  
• How to write this equation in vertex form: #y=4x^2+7x#?
  
• Find the measure of the angle below?
  
• Find the measure of an angle between....?
  
• In navigation, a bearing is the angle.....?
  
• In which quadrant does this angle lies in?
  
• Write the measure in radians. Express the answer in terms of pi.?
  
• Degree to radians. Express in terms of pi.?
  
• What is #"4 pi"/3# radians in degrees?
  
• What is -#"2pi"/5# radians in degrees?
  
• What is -340 degrees in radians? Express the answer in terms of #Pi#
  
• Find the degree measure of an angle of 3.54 radians?