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x^2+6-7 solve the trinomial
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should that be 6x?
Yes, sorry x^2+6x-7
I would recommend using the quadratic formula.
You would get x=-7 and x=1
you need 2 numbers whose product is -7 and sum +6 factors will be of the form (a +/- a)(x +/- b)
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thank you!
the numbers are +7 and -1
@cwrw238 please double check your answers.
x^2 + 6x - 7 = ( x+7)(x - 1)
@cwrw238 That's correct so far, but when you set (x+7)=0 and solve it, you get x=-7 and x=1
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yes - i was only dealing with the factoring when i said +7 and -1 i meant the 2 numbers which go into the parentheses solutions are -7 and 1
- these are the solution to x^2 + 6x - 7 = 0 of course
Thanks for your help!
Yep
yw
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