anonymous
  • anonymous
Medal for best explaination how to do this. Which of the following constants can be added to x2 - 6x to form a perfect square trinomial? a.)6 b.)9 c.)36
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
@freckles
anonymous
  • anonymous
@alexistheking777
anonymous
  • anonymous
|dw:1438190133320:dw|

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More answers

anonymous
  • anonymous
Divide -6 by 2.
anonymous
  • anonymous
-3
anonymous
  • anonymous
Good. Now square it.
anonymous
  • anonymous
9
anonymous
  • anonymous
That's it. :)
anonymous
  • anonymous
so why would i divide by 2? bc the square?
anonymous
  • anonymous
Well, you must add the square of half of coefficient of x, so the trinomial will be squared.
anonymous
  • anonymous
hm, okay
anonymous
  • anonymous
thanks
anonymous
  • anonymous
No problem.
anonymous
  • anonymous
about to post 1 more
skullpatrol
  • skullpatrol
A perfect square trinomial has the form $$a^2 -2ab + b^2$$
skullpatrol
  • skullpatrol
$$x^2 -6x =x^2 -2•3x$$
skullpatrol
  • skullpatrol
Therefore b = 3.

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