3 years ago

-7r2 + 7r + 2 = 2 Find Discriminant

Mathematics

2 answers:

GarryVolchara [31]3 years ago

7 0

I think r=0 I think that’s the answer

victus00 [196]3 years ago

5 0

Answer:

r = 1 , 0

Step-by-step explanation:

-7 $r^{2}$ + 7r + 2 = 2

-7r(r-1)=2-2

-7r(r-1)=0

r-1=0

r=1

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