Questions asked by Becca Hsu

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• How do solve for x in a log question?
  
• I need help in solving log question? Please help.
  
• Rates question. Please help!?
  
• A 20 cm length of string is cut into two pieces. One of the pieces is used to form a perimeter of a square?
  
• How do you find the minimum of T = #sqrt(x^2+1)/3-(2-x)/5# (WITHOUT USING CALCULUS)?
  
• Double Angle Identities question. Please help?!
  
• Help? Series and Sequences Question!
  
• Hard algebra question! Please help?
  
• Help!?? Sequence and Series question!
  
• Sequence and Series question?!
  
• Solve the equation #3sin^2x+cos^2x-1=0# for #x in [0, 2pi]# ?
  
• Physics motion question!?
  
• Let #alpha# and #beta# be the roots of the equation #(k-1)x^2+(1-5k)x+4k=0# where k is real and k does not equal to 1. Find the value of k if #alpha=beta# ?
  
• Solve for x?
  
• The sum to infinity if a GP is 16 and the sum of the first 4 terms is 15. Find the first four terms?
  
• Show that #x^8-y^8=(x-y)(x+y)(x^2+y^2)(x^4+y^4)#?
  
• Help in Sequence and Series question!?
  
• Let #f(x)=(x-2)^2013-x^2014#, find the remainder when #[f(x+1)]^2# is divided by x?
  
• Help for circle geometry question?!
  
• Circle Geometry Question?
  
• A student is investigating the effect on her wight when travelling in a lift. She is standing on scales which are graduated in Newtons.?
  
• Centripetal force question?!
  
• Help needed in centripetal question?
  
• Physics Work and Energy Question?
  
• A box of mass 2.5 kg is lifted from the floor to a shelf 3.0 metres above the floor. How much work is done?
  
• Desperately need help in work, energy and power question?
  
• Calculus Question?
  
• Help in absolute value question?!