Sam needs a web designer designer raise offering her services for initial 500 dollars in addition $200 for our designer be is offering her services for an initial $600 in addition to and fifty dollars per hour when will the two designers charge the same amount of money

For each expression use a property to write an equivalent expression.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

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)