Answers edited by David O.

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