Question

Which equation is one variable
quadratic equation ? *

x2 – y + 7 = 0
4x + 5 = 0
x2 + 6 = 0
X+ 5y = 0
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Answer 1

Answer:

Here is your answer

Step-by-step explanation:

Option d

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Answer 2

Answer:

x2+6=0 this is the right answer