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Select all of the following that are quadratic equations. x^2-2x=4x+1 x^3-6x^2+8=0 5x-3=0 2x^2+12x=0 5x-1=3x+8 9x^2+6x-3=0

Select all of the following that are quadratic equations. x^2-2x=4x+1 x^3-6x^2+8=0 5x-3=0 2x^2+12x=0 5x-1=3x+8 9x^2+6x-3=0
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3 votes
Select all of the following that are quadratic equations.

x^2-2x=4x+1
x^3-6x^2+8=0
5x-3=0
2x^2+12x=0
5x-1=3x+8
9x^2+6x-3=0

asked
User Matt Dalzell
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8.6k points

2 Answers

3 votes

Answer:

all of the answers with an exponent of 2, so it would be 1, 4, and 6

answered
User Matt Ward
by
7.5k points
4 votes
Any equation that has a term with exponent greater than 1 is a quadratic equation.
Therefore the 1st, 2nd, 4th and 6th equations are quadratic equations
answered
User Sfackler
by
9.4k points
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