Question

x³-4x²+6x+8=(x+3)³ is quadratic equation or not explain by process
​

Answer 1

Step-by-step explanation:

(x+3)³=x³+9x²+27x+9

x³-4x²+6x+8=x³+9x²+27x+9

-4x²-9x²+6x-27x+8-9=0

13x²+21x+1=0

here the degree is 2

therefore it is a quadratic equation

hope it will help u☺️