If f(x)= x²+1
find f(-5)

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?

Jack brought 12 pet monkeys. if each monkey cost $45.99, how much money did he spend in all?