Gabby solved x2 - 3x = 4 as shown below:
x2 - 3x - 4 = 0
(x - 4)(x + 1) = 0
x = -...
Mathematics, 02.12.2019 14:31, aziah86
Gabby solved x2 - 3x = 4 as shown below:
x2 - 3x - 4 = 0
(x - 4)(x + 1) = 0
x = -4 and x = 1
caitlyn says gabby is wrong and believes this is the solution:
x2 - 3x - 4 = 0
(x - 4)(x + 1) = 0
x = 4 and x = -1
is gabby or caitlyn correct? what mistake was made by the incorrect girl? type your response in the box provided.
Answers: 2
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