Hello! And thank you for your question!
For this problem we can use the FOIL method/distributive method.
Rewrite the equation to:
(4g³) + (-1)(3g) + (-10)
Then solve:
(4g³) times (3g¹) = 12g⁴
(4g³) times (-10) = -40g³
(-1) times (3g) = -3g
(-1) times (-10) = 10
Final Answer:
12g⁴ - 40g³ - 3g + 10