Man stop deleting my questions and reporting yall childish real talk get off my meat cuz

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

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?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me