Answers edited by David O.

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