Question

what must be added to 4 - 3 x + 9 x² square to get 3 - 4²-x³
I need this answer with step by step explanation​

Answer 1

Answer:

-7x²-17

Step-by-step explanation:

Let P must be added to the equation

4-3x + 9x²+ P= 3-4²-x³

P = -4+3x²-9x²+3-4²-x²

P= 3x²-x²-9x²-4²-4+3

P= -7x²-17

Hope it helped you bohot time laga tha type karne me

agar hi sake to please brainliest bana dena