Answers edited by David O.

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• In a regular polygon the wxterior angle is one fifth of an interior angle. How many sides has the polygon?
  
• What is the inverse function of #f(x)=(x+1)^2#?
  
• What are the foci of the ellipse given by the equation 16x^2 + 9y^2 + 64x + 108y + 244 = 0??
  
• How do you factor #x^(-3/2) + 2x^(-1/2) + x^(1/2)#?
  
• Given that the inverse of h(a) = 3, what is the value of a ?
  
• Solve this equation? I don't get it.
  
• What are the intercepts for #Y=-2x^2-8x+6#?
  
• How can I simplify this trigonometry expression? Thanks!
  
• What is the equation of the tangent line of #f(x) =((x-1)^3(x^2+2))/(e^x-1)^4# at #x=2#?
  
• How do you graph #x^2+y^2-6x-14y+42=0#?
  
• How do you find the exact value of 3 over the square root of 8?
  
• How does exponential growth differ from logistic growth?
  
• Find the angle between the tangents to the circle x² + y² - y -3 =0 at the point where x=1 and find their point of intersection?
  
• How do you simplify #sqrt(24x^3yz)#?
  
• How do you differentiate #[(2x^3) - (4x^2) + 3] / x^2 #?
  
• Suppose the probability that it will rain tomorrow is 0.7. (a) What are the odds that it will rain tomorrow? (b) What are the odds that it will not rain tomorrow?
  
• If #f(x) = sqrt(x - 5)#, for #x ≥ 5#, what is the inverse of #f(2)# ?
  
• How do you solve #7u-10u^2=1#?
  
• How do you simplify #sqrt80+sqrt20#?
  
• How do you find the distance between (-3,0) and (4,0)?
  
• What are all square roots of #100/9#?
  
• How do you find the length of the curve for #y=x^(3/2) # for (0,6)?
  
• How do you find the exact value of sin ( sin^-1 3/8)?
  
• How do you differentiate #(3+2x - x^2)^(1/2)#?
  
• What answer ? y = x2 + 7x – 5 can be written in the form y = (x + a)2 + b.
  
• How do you write the algebraic expression for "the sum on two consecutive number"?
  
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