Answers created by rzp7

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• How do you solve the following system?: `4x + 5y = 2 , 17 x + 2y = 6`
  
• How do you calculate the density of a piece of metal that is 25.0 g and has a volume of 2.5 cm^3?
  
• Review this reaction: `H_2SO_4 + NaOH`. What are th product(s)?
  
• Given the reaction at equilibrium `2SO_2(g) + O_2(g) rightleftharpoons 2SO_3(g)`, as the pressure is increased at a constant temperature, will the number of moles of `SO_3(g)` produced decrease, increase, or stay the same? Why?
  
• How do we draw the dipole moment of a water molecule?
  
• Question #e8fd6
  
• How do you find the slope of (1, 3) and (-3, 5)?
  
• How do you solve and write the following in interval notation: `2x^2 - 7x - 4<=0`?
  
• What is the equation of the line normal to `f(x)=x/tanx` at `x=pi/3`?
  
• Is `f(x)=-x^5+3x^4-9x^3-2x^2-6x` concave or convex at `x=8`?
  
• How do you graph `-5x+y=1`?
  
• How do you solve `5x^2 + 7x = 6` using the quadratic formula?
  
• For what values of x is `f(x)= 1/2x^4-6x^3-48x^2-96x+2` concave or convex?
  
• Question #ed39e