Question

f(×)=3(3×+2) (×-5)² quadratic function or not?​

Answer 1

Answer:

it is not quadratic function

Step-by-step explanation:

The quadratic function equation is f(x) = ax2 + bx + c, where a ≠ 0.

Answer 2

Answer:

If it helps mark me as brainliest.

Step-by-step explanation:

$3(3x + 2) + {(x - 5)}^{2} \\ = 9x + 6 + {x}^{2} - 10x + 25 \\ = {x}^{2} - x + 31$

Since coefficient of x²≠0

So, it is a quadratic equation.