sghawn
sghawn
10-06-2018
Mathematics
contestada
Which are the solutions of x2 = –7x – 8?
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chickenheadbum3
chickenheadbum3
10-06-2018
x^2 = -7x -8
x^2 +7x +8 = 0
D = 49 -32 = 17
x_1,2 = (-7+/-sqrt17)/2 = (-7-sqrt17)/2 and (-7+sqrt17)/2
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ashleyspandya
ashleyspandya
10-06-2018
If you're referring x^2 (as in x squared), then the solutions are x = (-7-sqrt17)/2
and x= (sqrt17-7)/2
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