Choose the correct simplification of 9x2(4x + 2x2 − 1).

18x4 + 36x3 − 9x2
18x4 − 36x3 + 9x2
36x4 + 18x3 − 9x2
36x4 − 13x3 + 9x2

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

What is a possible solutions of the x> 3?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?