Question

2) Which one of the following is not a quadratic equation?
a) m² + 2m + 11 = 0) b) (x + 4)2 = 5 x?
c) 5x² = 100
d) x + 9x + 15 = 0
19
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Answer 1

Explanation:

option b and d are not quadratic equations

Answer 2

Answer:

a) m² + 2m + 11 = 0 : yes

b) (x + 4)2 = 5 x? : no

c) 5x² = 100 : yes

d) x + 9x + 15 = 0 : no