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?
  
• How do you write the algebraic expression for "the sum on two consecutive number"?
  
• 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?
  
• 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)#?
  
• What answer ? y = x2 + 7x – 5 can be written in the form y = (x + a)2 + b.
  
• How can I simplify this trigonometry expression? Thanks!
  
• How do you graph #x^2+y^2-6x-14y+42=0#?
  
• 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)#?
  
• What is the equation of the tangent line of #f(x) =((x-1)^3(x^2+2))/(e^x-1)^4# at #x=2#?
  
• What is the inverse function of #f(x)=(x+1)^2#?
  
• How does exponential growth differ from logistic growth?
  
• If #f(x) = sqrt(x - 5)#, for #x ≥ 5#, what is the inverse of #f(2)# ?
  
• How do you differentiate #[(2x^3) - (4x^2) + 3] / x^2 #?
  
• Given that the inverse of h(a) = 3, what is the value of a ?
  
• How do you solve #7u-10u^2=1#?
  
• How do you simplify #sqrt80+sqrt20#?
  
• How do you find the exact value of 3 over the square root of 8?
  
• Solve this equation? I don't get it.
  
• How do you differentiate #(3+2x - x^2)^(1/2)#?
  
• What are the intercepts for #Y=-2x^2-8x+6#?
  
• How do you find the length of the curve for #y=x^(3/2) # for (0,6)?
  
• 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 exact value of sin ( sin^-1 3/8)?
  
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