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1. Which of the following is a quadratic equation?
(A) x2 + 2x + 1 = (4 – x)2 + 3
(B) –2x2 = (5 – x) ( 2 x - 2 5 )
(C) (k + 1) x2 + 3 2 x = 7, where k = –1
(D) x3 – x 2 = (x – 1)3
Answers
Answered by
1
Answer:
I think the answer is option c
Step-by-step explanation:
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Answered by
2
Answer:
option D is your answer
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