Answers created by Dilini Peiris

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• What is the volume of a cone with radius of 12m and height of 20m?
  
• How do you find #S_n# for the geometric series #a_1=4#, r=0.5, n=8?
  
• How do you graph #x - y = 10#?
  
• How do you factor #27x^3-125#?
  
• If the length of a #40 cm# spring increases to #64 cm# when a #7 kg# weight is hanging from it, what is the spring's constant?
  
• How much work does it take to raise a #16 kg # weight #21 m #?
  
• How do you convert 9.45 moles g of #Al_2O_3# into grams of #Al_2O_3#?
  
• How does an anhydride differ from an acid?
  
• What is the equation of the parabola that has a vertex at # (3, -3) # and passes through point # (0, 6) #?
  
• Question #5035b
  
• How do you go from chloroform to methylacetylene in as few steps as possible?
  
• According IUPAC, how are root words assigned?
  
• What is #lim_(xrarr4) ( x^4 -256) / (x^3 - 64)#?
  
• What are the major layers of the atmosphere?
  
• Question #82512
  
• Question #24d0b
  
• What causes dipole moment?
  
• Why do some metals glow when burning in a flame?
  
• Question #09e47
  
• How do you divide #2x^2+9x+4 div 2x+1 #?
  
• Question #480b8
  
• A rectangular room is 6 meters longer than it is wide, and its perimeter is 32 meters. How do you find the dimension of the room?
  
• What is the domain and range of #y=3x^2+5#?
  
• You are shooting a ball out of a cannon into a bucket that is 3.25-m away. What angle should the cannon be pointed knowing that acceleration(due to gravity) is -9.8m/s^2, the cannon height is 1.8m, the bucket height is .26m and the flight time is .49s?
  
• How do I know if two vectors are equal?
  
• How do you solve #3cos^2 x - 5cos x -1= 3 sin^2 x#?
  
• How do you find the derivative of #(cot^(2)x)#?
  
• Question #da2e3