Write the sentence as an absolute value inequality. then solve the inequality.
twice a number is no less than 10 units from -1 ?

If the value of cos330°is√3/2 then find cos 165°.

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?