Answers edited by Roy Ø.

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• What are Polar Coordinates?
  
• How do you solve #y = 2/3x - 7# and #2x - 3y = 21# by graphing?
  
• Use the first and second derivatives of the function y = x^3-3x^2-9x+15 to find the intervals of increase and decrease. Help!?
  
• Is #f(x)=-7x^3+x^2-2x-1# increasing or decreasing at #x=-2#?
  
• What is #Arctan (-1/3 * sqrt3)#?
  
• How do you solve this quadratic equation #2x^2- 10+ 7=0#?
  
• My proof for this limit using the definition is correct? #lim to 2^+ (1/(x-2)) = +\infty#
  
• 24np/18p^2?
  
• How do you translate "the product of a number and three" into a mathematical expression?
  
• Light from the Sun takes 8 minutes to reach Earth. How long does it take to reach Mars?
  
• How to solve #4sin^2((3x+pi)/6)=3#?
  
• Solve for #x#? #e^(2x)-5=ln(x)+7# Please and thank you!!
  
• How I finish this proof using the definition of limit for this #lim_(x to 2) (-1/(x-2)^2) =-\infty #?
  
• How do you solve #12x – 5x < 6(x + 7)#?
  
• How do you solve the inequality #9x^2-6x+1<=0#?
  
• How do I solve this ?
  
• What is 1.5 divided into 3 =?
  
• How do you determine the limit of #(x+2)/(3x^2)# as x approaches 0-?
  
• Graph 7 is similar to graph 8, how are they different?
  
• (6p^2q^2) - (9pq^3)?
  
• A family has 3 children. Find the probabilities. A) all boys B) All boys or all girls C) Exactly two boys or two girls D) At least one child of each gender What are the probabilities?
  
• How do you simplify #(3sqrt7 - 6sqrt5)(4sqrt7 + 8sqrt5)#?
  
• How to convert 10 radian in degree minutes and seconds ?
  
• How do you simplify #\sqrt { 49a ^ { 15} }#?
  
• What is the difference in volume between a baseball with a diameter of 1.75 in and a soccer ball with a diameter of 9.50 ​in?
  
• If angle ABC = angle XYZ what is the mesure of A? Let c= 12, z=18, and x=27
  
• E^4x + 3e^-4x = 6 x=?
  
• Two angles are supplementary. One angle is 5 degrees less than four times the other. What are the measures of the angles?
  
• How do you solve #x^2+14x + 49= 19#?
  
• How do you solve #5/7x-3/14=-3/8x+3/4#?
  
• #int 1/(1+x^3) dx# is equal to?
  
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