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What are all the solutions of x² + 3x -4 = 0? Multiple choice

A: -4
B:-2
C:-1
D:0
E:1
F:2
G:4

User Evenodd
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2 Answers

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-4 and 1 because (x+4)(x-1)=0 is the same as x^2 + 3x - 4 when multiplied. when each term [x + 4, x - 1] is set to zero, using the zero product principle, we get x = -4 or x = 1
User Oleksii Aza
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6 votes

Answer :

A and E .

Explanation:

User Kanagalingam
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