Answers edited by Mr. Mike

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• What is the equation of the parabola that has a vertex at # (2, -1) # and passes through point # (3,-4) #?
  
• Write a thermochemical equation for the combustion of propane producing 2220 kj/mol heat please?
  
• How do you find the axis of symmetry if only given points (-6,0) and (2,0)?
  
• ABCD is a square. P and Q are points on BC and CD, respectively, such that BP=3PC and CQ=QD. Prove that AQ=2PQ and APQ=CPQ?
  
• How do you solve #2/(x-1) - 2/3 =4/(x+1)#?
  
• A box without a top is to be made from a rectangular piece of cardboard, with dimensions 8 in. by 10 in., by cutting out square corners with side length x and folding up the sides. Write an equation for the volume V of the box in terms of x?
  
• What are all the possible rational zeros for #y=x^4-x^3-4x^2+2x+4# and how do you find all zeros?
  
• How do you simplifiy #\sqrt { 1573x ^ { 7} y ^ { 2} z ^ { 4} }#?
  
• How do you find all real zeros of #x^5 - x^4 - 3x^3 + 5x^2 - 2x = 0#?
  
• How do you find the points where the graph of #y^2+2y=4x^3−16x−1# is the tangent line vertical?
  
• Solve the following?
  
• For #f(x) =(1+2x)^2#, what is the equation of the line tangent to #x =1 #?
  
• How do you find the important parts of the equation to graph the function # f(x) = x² - 2x -3#?
  
• How do you solve #(w+8)/3-(w-8)/49=1#?
  
• How to find postfix of this equation 5+2/[3*{6+2+(5-3/2)-5}+2]-1*5 step by step?
  
• Which of the following compounds is/are (an) aldehyde(s)? i. CH3—OH ii. CH3—CO—CH3 iii. CH3—O—CH3 iv. CH3—CHO v. CH3—COO—CH3 Question 6 options: iv only ii only iii only i and iv ii, iii, and v Question 7 (0.5 points)
  
• A cone has a perpendicular height of 12cm and slant height of 13cm. Calculate it's total surface area (take pie r =3.142)?
  
• In a baseball game, the catcher stops a 90-mph pitch. What can you say about the work done by the catcher on the ball?
  
• How do you solve # 4 /(x+1 )+ 3 /(x - 4) = 2 /( x +1)#?
  
• What is the surface area of the solid created by revolving #f(x) = xe^-x-e^(x) , x in [1,3]# around the x axis?
  
• Calculate the perimeter of a scalene triangle, whose sides measure: 9M, 15M, 28M?
  
• What is the maximum number of variables in a properly designed experiment?
  
• Given that cosx=p Where x us an acute angle in degrees find in term of p i) Sin x ii)tanx iii)tan(90-x)?
  
• How to solve #16 + 2^x = 2^(x+1)# without calculator?
  
• The equilibrium constant Kc for the reaction below is is 5.555×10-5 . C<--->D+E The initial composition of the reaction mixture is [C] = [D] = [E] = 1.9110×10-3 M. What is the equilibrium concentration for C, D, and E?
  
• Triangle ABC is formed by the points A(3, 4), B(2, 6), and C(5, 8). Find angle A to the nearest tenth of a degree?
  
• A circle has a chord that goes from #( 5 pi)/4 # to #(4 pi) / 3 # radians on the circle. If the area of the circle is #64 pi #, what is the length of the chord?
  
• Can anybody please solve it.question is related to logarithms, range?
  
• Need help with the third, help?