How do you simplify this radical: (√10 + √6)(√30 - √18)?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?