Answers edited by Vikki

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• What is the vertex form of `y=(x+5)(x+3)`?
  
• What is the angle between `<-3,9,-7 >` and `< 4,-2,8 >`?
  
• What are the points of inflection of `f(x)=3x^5 - 5x^3`#?
  
• How do you solve `log(5x+2)=log(2x-5)`?
  
• What are the intercepts of `-10x-9y=25`?
  
• How do you solve `4^x = 7^(x-4)`?
  
• What is `(pi)/3` radians in degrees?
  
• What is the the vertex of `y = 1/2(x+1)(x-5)`?
  
• How do you differentiate `(x^2 + x + 3 )/ sqrt(x-3)` using the quotient rule?
  
• How do you differentiate `f(x)=(3x^5 - 4x^3 + 2)^23` using the chain rule.?
  
• How do you solve `log_b 9=2`?
  
• How do you differentiate `f(x)=(5-x^2)(x^3-3x+3)` using the product rule?
  
• What is the standard form of `y=(2x-7)(-x+2) -5x^2-8`?
  
• What are the asymptote(s) and hole(s), if any, of `f(x)= (x+3)/(x^2-9)`?
  
• How do you solve `log(2+x)-log(x-5)=log 2`?
  
• How to factor `a^8+b^8` ?
  
• How do solve the following linear system?: `7x-2y=8 , 5x+2y=4`?
  
• How do you solve the rational equation `1/(x-1)+3/(x+1)=2`?
  
• How do you prove `1 + sin 2x = (sin x + cos x)^2`?
  
• How do you prove `(sinx+cosx)^4 = (1+2sinxcosx)^2`?
  
• How do you solve `z( 3 + 2i) = (2 — 3i)`?
  
• How do you differentiate `f(x)= (4-x^2) *ln x` using the product rule?
  
• How do you find the x and y intercepts for `13 x-20 y= 17`?
  
• How do you solve `log_8 (1) + log_9 (9) + log_5 (25) + 3x= 6`?
  
• How do you solve `6x^2=4x`?