In the equation, x2 −3x + 4 = 0, what is the value of "b"?
1
-3
4
0
2 answers:
The answer should be -3 I believe
<h3>Correct question:</h3>
What is the value of x, if x2 + 3x - 4 = 0.
<h3>Answer:</h3>
- x² + 3x - 4 = 0
- x² + 4x - x - 4 = 0
- x(x + 4) - 1(x + 4) = 0
- (x - 1)(x + 4) = 0
- x - 1 = 0 ; x + 4 = 0
- x = 1, - 4
<u>Correct choice</u>- [A] 1.
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