anonymous
  • anonymous
x2 + 10x = 15 What number must you add to complete the square?
Mathematics
schrodinger
  • schrodinger
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anonymous
  • anonymous
You take 1/2 of the x term and square it. 25
dumbcow
  • dumbcow
refer to prev post half of middle coefficient and square it
anonymous
  • anonymous
hey dumbcow are you really dumb?

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dumbcow
  • dumbcow
yes very :)
anonymous
  • anonymous
i thought so
anonymous
  • anonymous
whats the answer , i dont wanna get it wrong .
anonymous
  • anonymous
really?
anonymous
  • anonymous
25
anonymous
  • anonymous
c@nap you to smart & Yesss really .
dumbcow
  • dumbcow
are you asked to solve for x? or just put it in completing the square form?
anonymous
  • anonymous
im doing twilight and it asking What number must you add to complete the square? x2 + 4x = 7
anonymous
  • anonymous
what's twilight?
dumbcow
  • dumbcow
ok then yes the answer is always the x coefficient divided by 2 squared ->(4/2)^2 = 4
anonymous
  • anonymous
there classes . likee school classes you just retaking the class ovr because they worth a credit
anonymous
  • anonymous
tha answer is 4
anonymous
  • anonymous
yes and do you know why?
anonymous
  • anonymous
nooo can you show how you did it
anonymous
  • anonymous
okay i'll go step by step with you. do you have a similar problem we can work with?

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