Answers edited by David O.

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