6 Farah is buying clothes from a website. The website shows this information about a jacket Farah wants to buy.
Jacket
original price £30.99
sale price £16
The website claims this is a saving of 46%.
Is the sale price a saving of 46% on the original price?
Show why you think this.
CA​

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)