Question

3) Which of the following is not a
quadratic equation. *
O x2= 3x
O 6x2= 90
O 3x2- x2 = x2 + 5
O
X2+ 2x = 11+ x2​

Answer 1

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$(a) x2 + 2x + 1 = (4 - x)2 + 3 (b) - 2x2 = (5 - x) (2x - ... 2x = 7, where k = -1$

Answer 2

Answer:

6x2 =90

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