Answer:
F(x) = 2x3 - 9x2 - x + 30
Step-by-step explanation:
Heyyyy!!!!! I'm going to say choice A
621,864
Since the 4 is a smaller digit than a 5, the 6 in the tens place would stay the same while the 4 would become a 0.
517 kilometers per second is1.156e+6 miles per hour. :-)