Factor the expression and show work

(16k^{2}-16k+4)m^{2}

For which intervals is the function positive? select each correct answer. [-6, -4) (6, 8] (-4, 0) (0, 6)

2men and 7 boys can do a piece of working 4 days.it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180