Find the simplest form of √7x^2-14x+7

Can you decompose the numbers 20,740,6,000

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5