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Twig
Mathematics
22 August, 00:55
Solve for x in the equation x2 - 3x+41 = 0
+3
Answers (
1
)
Ramon Schmitt
22 August, 00:58
0
no solution
Step-by-step explanation:
Let's solve your equation step-by-step.
x2-3x+41=0
Step 1: Subtract 41 from both sides.
x2-3x+41-41=0-41
x2-3x=-41
Step 2: The coefficient of - 3x is - 3. Let b=-3.
Then we need to add (b/2) ^2=9/4 to both sides to complete the square.
Add 9/4 to both sides.
x2-3x+
9
4
=-41+
9
4
x2-3x+
9
4
=
-155
4
Step 3: Factor left side.
(x
-3
2
) 2=
-155
4
Step 4: Take square root.
x
-3
2
=±√
-155
4
Step 5: Add 3/2 to both sides.
x
-3
2
+
3
2
=
3
2
±√
-155
4
x=
3
2
±√
-155
4
Answer:
No real solutions.
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