Answers created by Pretish

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• What is the instantaneous rate of change for #f(x)=x^3-x^2-2x 4# when x=2?
  
• The slope of the line contains the points (4,-7) and (1,5) is ..?
  
• How do you simplify #2= 5+ 2r - \frac{r}{5}#?
  
• What is the standard form of #y= (x-6)^2+11#?
  
• How do you find the solution to #3tan^2theta=1# if #0<=theta<360#?
  
• What is the vertex of #y=2x^2+6x+4#?
  
• How do you completely factor #x^3 + 4x^2 - 45x#?
  
• How do you multiply # (x - 2)(x - 3)#?
  
• How do you find the x and y intercepts for #2x - 2y + 5 = 0#?
  
• How do you find the midpoint of A(-4,-2) and B(4,3)?
  
• How do you solve the system #14x+5y=31, 2x-3y=-29#?
  
• What is #1s^(2)2s^(2)2p^(6)3s^1# the electron configuration for?
  
• What is the line of symmetry for the parabola whose equation is #y=2x^2-4x+1#?
  
• How to solve this Bionomial equation ?
  
• How do you find #(dy)/(dx)# given #2xy+y^2=x+y#?
  
• How do you solve #(x+5)/(x-4)<=0#?
  
• How do you solve #x² - 2x = 15# by completing the square?
  
• What is "q" equal to in this equation? #(0.3)^(2.3q-32)=(10/3)^(q+23)#
  
• How do you find the derivative of #f(x) = sqrt[sin(2x)]#?
  
• How do you simplify #3(2a+1) + 4a#?
  
• How do you find #(dy)/(dx)# given #-2y^2+3=x^3#?
  
• How do you factor the quadratic expression completely? #2x^2 - 13x + 20#
  
• How do you graph #y=x-10#?
  
• What is the equation of the line with slope # m= -7/3 # that passes through # (-7/15,-5/24) #?
  
• How do you find the vertex of #y = x^2 - 4x + 4#?
  
• The base of a triangular pyramid is a triangle with corners at #(3 ,8 )#, #(1 ,6 )#, and #(2 ,8 )#. If the pyramid has a height of #4 #, what is the pyramid's volume?
  
• On a map, the scale is 1 inch = 125 miles. What is the actual distance between two cities if the map distance is 4 inches?
  
• How do you factor #- 6t - 16+ t ^ { 2}#?
  
• Why are proteins crucial to cell growth and maintenance?
  
• The population of Littletown USA in the year 2000 was 3,420. By 2004 the population s 4500, what is the percent increase?
  
• What is the standard form of # y= (3x-5)(2x+3)(x+5)#?
  
• Compare and contrast prokaryotic cells, eukaryotic plant cells, and eukaryotic animal cells?
  
• What is 200% of 5?
  
• How do you simplify #7sqrtx+3sqrty-sqrtx-3sqrty#?
  
• How do you evaluate #0= t ( 3.9- 4.9t )#?
  
• How do you sketch the graph of #y=3(x-2)^2-1# and describe the transformation?
  
• Find the minimum and maximum possible areas for a rectangle measuring 4.15 cm by 7.34 cm. Round to the nearest hundredth.?
  
• A box A of mass 0.8kg rests on a rough horizontal table and is attached to one end of a light inextensible string. The string passes over a smooth pulley fixed at the edge of the table. (see ? below)
  
• How do you factor 3x^2 + x - 14 (with detailed explanation)?
  
• Area of triangle and sector?
  
• A strong lightning bolt transfers about 30 C to earth. How many electrons are transferred?
  
• How do you solve the simultaneous equations # 4x - 2y = 6 # and #3x + y = 17#?
  
• Why is the cell membrane impermeable to some ions and glucose, but is permeable to alcohol and urea?
  
• What is the perimeter of a triangle with corners at #(1 ,5 )#, #(6 ,3 )#, and #(4 ,1 )#?