Rationalize:x3+3x2-x-3
Answers
Answered by
0
Step-by-step explanation:
(i)2x
2
+6x+3=0
finding b
2
−4ac
36−4(2)(3)
12
x=
2a
−b±
b
2
−4ac
=
4
−6±
12
=
2
−3±
3
=
2
−3+
3
,
2
−3−
3
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