This too. i need with this. answers and an explanation will be . tyvm ❤️

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

Find the amount of simple interest earned for depositing the given principle in an account if $2200 is invested at 5.5 % for 6 months