If f(x)=x^3-2x+1, find f(2a^3)

In the diagram below, tan θ = sqrt 3. what is the value of m?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Ineed to know the answer to this algebra question.