Answers edited by Roy Ø.

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• 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?
  
• (6p^2q^2) - (9pq^3)?
  
• What is #Arctan (-1/3 * sqrt3)#?
  
• How do you solve #y = 2/3x - 7# and #2x - 3y = 21# by graphing?
  
• 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?
  
• E^4x + 3e^-4x = 6 x=?
  
• How do you solve #x^2+14x + 49= 19#?
  
• How do you solve #5/7x-3/14=-3/8x+3/4#?
  
• What are Polar Coordinates?
  
• How do you simplify #(3sqrt7 - 6sqrt5)(4sqrt7 + 8sqrt5)#?
  
• How I finish this proof using the definition of limit for this #lim_(x to 2) (-1/(x-2)^2) =-\infty #?
  
• My proof for this limit using the definition is correct? #lim to 2^+ (1/(x-2)) = +\infty#
  
• 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!?
  
• How do you determine the limit of #(x+2)/(3x^2)# as x approaches 0-?
  
• How to solve #4sin^2((3x+pi)/6)=3#?
  
• What is 1.5 divided into 3 =?
  
• How do you solve this quadratic equation #2x^2- 10+ 7=0#?
  
• #int 1/(1+x^3) dx# is equal to?
  
• How to convert 10 radian in degree minutes and seconds ?
  
• How do you solve #12x – 5x < 6(x + 7)#?
  
• If angle ABC = angle XYZ what is the mesure of A? Let c= 12, z=18, and x=27
  
• How do you solve the inequality #9x^2-6x+1<=0#?
  
• How do you translate "the product of a number and three" into a mathematical expression?
  
• Is #f(x)=-7x^3+x^2-2x-1# increasing or decreasing at #x=-2#?
  
• How do you simplify #\sqrt { 49a ^ { 15} }#?
  
• Light from the Sun takes 8 minutes to reach Earth. How long does it take to reach Mars?
  
• Two angles are supplementary. One angle is 5 degrees less than four times the other. What are the measures of the angles?
  
• Solve for #x#? #e^(2x)-5=ln(x)+7# Please and thank you!!
  
• Graph 7 is similar to graph 8, how are they different?
  
• How do I solve this ?
  
• 24np/18p^2?
  
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