Question

please tell me the answer ​

please

Answer 1

Answer:

$-8x^{2} +6x+6$

Step-by-step explanation:

$x^{2} -9x^{2} +6x+6$

                              Combine $x^{2}$ and $-9x^{2}$ to get $-8x^{2}$

And we get, $-8x^{2} +6x+6$  .

Answer 2

Answer:

Hope it help u

Step-by-step explanation:

x2(1-9)+b(x+1)

-8x2+b(x+1)

8x2-b(x+1)