Question

which of the following is a quadratic equation?
A) X+Y=0.
B) X(X+7)=0.
C) X³+10x=5.
D) X+Y=5.
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Answer 1

Answer:

X+Y = 5

Step-by-step explanation:

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Answer 2

Answer:

option B) is correct x(x+7)= 0.

x(x+7)= 0

x²+ 7x= 0