Which of the following is a quadratic equation : x + 1 \x = x ^(2) x2 + 1/x2 = 5 x2 + 3rootx + 7 = 0 2x2 - 5x = (x-1)2

asked Jul 8, 2023 226k views

18 votes

Which of the following is a quadratic equation :

$x + 1 \x = x ^(2)$
x2 + 1/x2 = 5

x2 + 3rootx + 7 = 0

2x2 - 5x = (x-1)2

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8 votes

Answer:

a, b and c are not polynomial

and d I'd correct

2x² - 5x = x² -2x +1

Adam Kaplan answered Jul 14, 2023

8.6k points

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