Question Factor the expression 21(2p−257) Evaluate p−2257Solution 21(2p−257) Show Solution Find the roots p=2257Alternative Form p=128.5 Evaluate p−2257To find the roots of the expression,set the expression equal to 0 p−2257=0Move the constant to the right-hand side and change its sign p=0+2257Solution p=2257Alternative Form p=128.5 Show Solution