MAFA6835
27.05.2021 •
Mathematics
Select the correct answer.
Find the solution(s) for x in the equation below.
r2 + 10.1 + 21 = 0
OA.
=
-3; r = -7
B.
x = -3; r = 7
r = 3; r = -7
Ос.
OD.
3; r = 7
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