Answers edited by Andy Y.

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• A child's movie ticket costs $3 and an adult's ticket cost $5. If $236 was collected for one show, how many of each type of ticket were sold?
  
• How do you find the volume of the solid generated by revolving the region bounded by the curves #y^2 = x*(4-x)^2# from x=0 to x=4 rotated about the x-axis?
  
• How do you find the second degree taylor polynomial for f' about 4 and use it to approximate f'(4.3) given #f(x) = 7 - 3(x-4) + 5(x-4)^2 - 2(x-4)^3 + 6(x-4)^4#?
  
• How do you solve #y^2-6y+8=0#?
  
• What do Oxidation numbers tell you?
  
• Question #76238
  
• How do you write the equation of the line that is parallel to y=x+3 and passes through (-4,1)?
  
• Question #5a090
  
• How do you solve #2x ^ { 2} + 3x - 20= 6#?
  
• Can someone tell me from where can I understand the concepts of hybridization of orbitals and also about electron clouds??
  
• How do you find the slope of a line given the points #(2,2)# and #(5,8)# on the line?
  
• Question #f025e
  
• A spring extends in length by #4.0# #cm# when a mass of #1.5# #kg# is hung from it. What is the spring constant of the spring?
  
• What could cause a gaseous substance to liquify?
  
• A=1+3+5+7................. 1999 ?
  
• How do you describe the transformation of #f(x)=sqrt(x-9)# from a common function that occurs and sketch the graph?
  
• If a gallon of paint covers a #25.0 " m"^2# wall, what is the thickness of the paint?
  
• Question #004aa
  
• Why are numbers used in chemistry often expressed in scientific notation?
  
• How do you draw s,p,d,f orbitals?
  
• Question #94080
  
• What is the area in square meters of a 100 ft #xx# 150 ft rectangular yard?
  
• Question #5a090
  
• How do you graph the function #y=-1/2x^2-2x# and identify the domain and range?
  
• How do you graph #y = -.3270 + 13.74x – 4.7x^2#?
  
• How do you find the Maclaurin Series for #1/(1-sinx)#?
  
• How do you solve using the completing the square method #4t^2 = 8t - 1#?
  
• How do you simplify #\frac { - 2x ^ { 3} + 4x ^ { 2} + 22x - 32} { x ^ { 3} + 2x ^ { 2} - 8x }#?
  
• Question #148a8
  
• How long will it take to cover the moon with spherical miniature meteors, one meter tall, each with a diameter of #1.00xx10^-6# meters, hitting the moon at a rate of 1 meteor per second?
  
• How do you solve the inequality #2<=abs(4-x)<7# and write your answer in interval notation?
  
• How do you simplify #(3x+1)/(x-2) - (4x+1)/(x-3)#?
  
• How do you solve the system #y = 3x - 4# and #2x - y = 1# by graphing?
  
• Question #185da
  
• How do you combine #\frac { 24w z } { w ^ { 2} - 36z ^ { 2} } + \frac { w - 6z } { w + 6z } # into one fraction?
  
• How do you simplify #5 / sqrt(3)#?
  
• Question #cb56b
  
• What is the formula for the distance between two polar coordinates?
  
• How do you solve #2x^2=x+28 #?
  
• How do you integrate #int(e^x + 1)^2dx#?
  
• What is the derivative of #y=log_4 2x#?
  
• How do you solve the system #2x+5y=-1, 3x-10y=16#?
  
• How much energy is needed to melt 250 grams of ice at 0 C?
  
• Question #e4ccd
  
• How do you solve the equation #4x^2+9x-1=0# by completing the square?
  
• Question #a512b
  
• What is the area enclosed by #r=-thetasin(-16theta^2+(7pi)/12) # between #theta in [0,(pi)/4]#?
  
• Question #e8206
  
• How do you simplify #\frac { 5\root[ 3] { 108m ^ { 7} } } { \root [ 3] { 4m } }#?
  
• How can I show that #lim_(x->0)(1-cos(x^2))/(xsin(x^3))=1/2# using the Maclaurin series?
  
• How do you solve #\frac { 1} { 4} ( 5x + 4) - \frac { 22} { 3} = \frac { 14} { 3}#?
  
• Question #c3fab
  
• How do you find the focus, vertex, and directrix of #x^2 -6x -36y +225=0#?
  
• How do you solve #x^2+6x+2 = 0# ?
  
• How do you find the second derivative of #y^2 + x + sin y = 9#?
  
• Question #ea84f
  
• How do you find the first and second derivative of #x(lnx)^2#?
  
• How do you find the derivative of #sin(arccosx)#?
  
• If an element has too many or too few of what the element becomes unstable and will decay or not form at all?