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OpenStudy (gilbert000):
What value for c will make the expression a perfect square trinomial? x2 – 7x + c
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OpenStudy (wanell):
I assume the first part of that equation is x^2. -7/2= 3.5 ; 3.5^2=12.25 sooo it should end up as x^2-7x + 12.25. but I might be wrong.
OpenStudy (gilbert000):
x = –9 x = –3 x = 0 x = 6
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