Answers edited by Lucy

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