Questions asked by Catherine T. Mohs

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• What is #theta# equal to and why?
  
• How long does it take for a GPS signal to get to earth?
  
• A chemistry book lists the rate constant for a reaction as 34.5 #(1)/(M*s)#. What is the overall order of the reaction?
  
• How does #sec^2(pi/2-theta)+csc^2(pi/2-theta)=sec^2thetacsc^2theta#?
  
• What is the answer for #2sin^2(theta/4)=1#?
  
• Without using the unit circle, how would I know what angle #tanx-1=0# represents?
  
• How to find the sum of #1+3+3^2+...+3^(3^3)#?
  
• How do I even approach this problem? I don't know where to start.
  
• How do you approach and solve this problem?
  
• How to approach and solve this problem?
  
• How do you find the tangent lines of parametric curves?
  
• How would you show that the polar equation #r=(ed)/(1+ecos(theta))# represents an ellipse if e<1, a parabola if e=1, or a hyperbola if e>1?
  
• Suppose that the cubic function f(x)=(x-a)(x-b)(x-c) has three distinct zeroes: a, b, c. Prove that a tangent line drawn at the average of the zeroes a and b intersect the graph of f at the third zero?