Which expression is equivalent to the complex
10+3i?

17 in long 1.3 ft wide and 8in high what is the volume

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

If the discriminant if a quadratic equation is 4 which statement describes the roots?