3x²+1=2x
write in standard form
Answers
Answered by
1
Answer:
FIrst, add
2
x
to each side of the equation to put this equation in standard form:
3
x
2
−
1
+
2
x
=
−
2
x
+
2
x
3
x
2
+
2
x
−
1
=
0
3
x
2
+
2
x
−
1
=
0
Next, factor this as:
#(3x - 1)(x + 1) = 0
Now, solve each term for
0
:
Solution 1)
3
x
−
1
=
0
3
x
−
1
+
1
=
0
+
1
3
x
−
0
=
1
3
x
=
1
3
x
3
=
1
3
3
x
3
=
1
3
x
=
1
3
Solution 2)
x
+
1
=
0
x
+
1
−
1
=
0
−
1
x
+
0
=
−
1
x
=
−
1
The solution is:
x
=
1
3
and
x
=
−
1
Step-by-step explanation:
Answered by
3
Answer:
Subtract 5 from both sides
3 x 2 − 5 = 0 − 2 x
Add 2 x to both sides
3 x 2 + 2 x − 5 = 0
Equate to y
y = 3 x 2 + 2 x − 5
Step-by-step explanation:
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