Scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8.
Answer:
Its the last one
Step-by-step explanation:
-1/2 y(2y^3+8) is
-1 y^4 + 4 y
