The height, in meters, above sea level of a NASA launched rocket is given by h(t)=-4.9t^2+88t+423 where tt re presents the number of seconds since the rocket was launched.

Which answer is the solution set to the inequality |x|< 9? a. x< -9 or x> 9 b. x> -9 and x< 9 c. x> -9 or x< 9 d. x< 9 and x< 9

Can someone me do math because i am having a breakdown rn because i don’t get it

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.