Claire shops at her local book store and recently received a $75 gift certificate for her birthday. the store recently released a new promotion. option 1: pay $9 for every book option 2: pay a $12 annual fee plus $7 per book write an equation for each option, then determine which option will be best for claire.

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Find the value of x for which line a is parallel to line b