Question

Decide which of the following are quadratic
equations.
x² + 5x2=0
(1 mark)​

Answer 1

Answer:

Step-by-step explanation:

yes it is a quadratic equation

Answer 2

Answer:

√10

Step-by-step explanation:

x² + 5 × 2 = 0

x² + 10 = 0

x² = - 10

x = √10

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