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Select all of the following equation(s) that are quadratic in form. x4 – 6x2 – 27 = 0 3x4 = 2x 2(x + 5)4 + 2x2 + 5 = 0 6(2x + 4)2 = (2x + 4) + 2 6x4 = -x2 + 5 8x4 + 2x2 – 4x = 0…

Select all of the following equation(s) that are quadratic in form. x4 – 6x2 – 27 = 0 3x4 = 2x 2(x + 5)4 + 2x2 + 5 = 0 6(2x + 4)2 = (2x + 4) + 2 6x4 = -x2 + 5 8x4 + 2x2 – 4x = 0…
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4 votes
Select all of the following equation(s) that are quadratic in form.

x4 – 6x2 – 27 = 0

3x4 = 2x

2(x + 5)4 + 2x2 + 5 = 0

6(2x + 4)2 = (2x + 4) + 2

6x4 = -x2 + 5

8x4 + 2x2 – 4x = 0

asked
User Dan Nagle
by
8.3k points

2 Answers

1 vote

Answer:

Explanation:

B

answered
User Bogdan Bogdanov
by
7.6k points
4 votes

Answer:

1 x4 – 6x2 – 27 = 0

4 6(2x + 4)2 = (2x + 4) + 2

5 6x4 = -x2 + 5

Explanation:

answered
User Dunia
by
8.0k points
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