Answers created by HPN

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• What is the implicit derivative of #1=tanx-y^2#?
  
• How do you solve the system #3x + z = 13#, #2y + z = 10#, #x + y = 1#?
  
• How do you calculate the #arctan(0)#?
  
• Ohm's law is represented by the equation #I =V/R#. How would the current change if the amount of resistance decreased and the voltage stayed the same?
  
• For #f(x) =(x-1)^3#, what is the equation of the line tangent to #x =2 #?
  
• What do elements in the same column in the periodic name have in common?
  
• How do you find the slope given (16, 0) and (9, 2)?
  
• How do you solve the following linear system: # 5x-3y=-14 , x+3y=2 #?
  
• Steve has $3 more than twice as much as Tracy. Together they have $57. How much does each have?
  
• What volume does 0.0250 mole #H_2# occupy at 0.821 atm pressure and 300 K?
  
• How do you use the factor theorem to determine whether x-3 is a factor of #p(x)=x^4-2x^3+4x-5#?