A cellular service plan for Company A has unlimited minutes for $40/month and a text message rate of $0.10/message. A cellular service plan for Company B has unlimited minutes for $30/month and a text message rate of $0.10/message. At what number of text messages will the total monthly cost for each of the two companies be equal? ASAP PL

What is the value of r of the geometric series?

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 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)