Answer: 2x ^4 +7x−4x ^2 −4
Step-by-step explanation:
2x ^4 −x*3−4x ^2 +10x−4
2x ^4 −3x−4x ^2 +10x−4
2x ^4 +(−3x+10x)−4x ^2 −4
2x ^4 +7x−4x ^2 −4
Answer: 200,000,000 or 2 million