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Help ASAP Select all the following that are quadratic equation. ( ) 5x^2+15x=0 ( ) 6x-1=4x+7 ( )x^2-4x=4x+7 ( ) 2x-1=0 ( ) 3x^2+5x-7=0 ( ) x^3-2x^2+1=0 right answers only please…

Help ASAP Select all the following that are quadratic equation. ( ) 5x^2+15x=0 ( ) 6x-1=4x+7 ( )x^2-4x=4x+7 ( ) 2x-1=0 ( ) 3x^2+5x-7=0 ( ) x^3-2x^2+1=0 right answers only please…
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Help ASAP

Select all the following that are quadratic equation.
( ) 5x^2+15x=0
( ) 6x-1=4x+7
( )x^2-4x=4x+7
( ) 2x-1=0
( ) 3x^2+5x-7=0
( ) x^3-2x^2+1=0

right answers only please do not waste my time cause 20 points are quite good

asked
User Ujjwal Agrawal
by
8.1k points

1 Answer

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a) d) and f) are quadratic equations.
answered
User Mianjee
by
7.9k points
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