Answers edited by Lucy

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• How do i solve this question?Find the size of each exterior angle of a regular octagon.
  
• What is the lim h → 0 (x+h)^1/2-(x)^1/2/h?
  
• 8x3+y3+64-24xy factorize..?
  
• How do you find the roots, real and imaginary, of `y= -3x^2 -2x +(2x+1)^2` using the quadratic formula?
  
• how to solve cos^3x csc^3x tan^3x=csc^2x-cot^2x ?
  
• How do you find the vertex and intercepts for `y = 4x^2 + 8x + 7`?
  
• What is the chemical formula for ATP?
  
• How do you find the 7th term of the geometric sequence with the given terms a4 = -4, a6 = -100?
  
• 1. Is (x-3)(x²+3x+6) a Difference of cubes? 2.Is(2x+4)(4x²-8x+16)the sum of cubes?
  
• Which group on the periodic table is the least reactive? Why?
  
• The 20th term of an arithmetic series is 131 and the sum of the 6th to 10th terms inclusive is 235. Find the sum of the first 20 terms. Can someone please help??
  
• Name the strong acid containing chlorine?
  
• Which expression represents the volume of the box in terms of x?
  
• How can this be solved?
  
• How do you solve the rational equation `(y+2)/y = 1/(y-5)`?
  
• What is the discriminant of a quadratic function?
  
• Logarithms and Their Properties?
  
• What is the domain and range of `r(x)=sqrt(x+6)-1`?
  
• Help in absolute value question?!
  
• An integer is one more than four times a number. If the product of the two integers is 39, then find the integers?
  
• How do you solve `16^ { - 2v } = 64^ { 2v }`?