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Determine whether each equation is quadratic or not. 1. 0.7x2-5x=3 2. x=5-3x 3. x+1.5x2+9x4=0 4. 8x+2+5x2=4 5. 4x2+13x-4x2=3​

Sagot :

Jchanda2001id

Answer:

Step-by-step explanation:

1. it is quadratic equation and and 4 also quadratic equation

2.

x=5-3x  

4x-5=0

it is a linear equation  5 also linear

3.

x+1.5x^2+9x^4=0 is not quadratic because the quadratic equations have only x power 2