Simplify each and show all work and write in standard form. 1) (suare root of -19) times (square root of -19) 2) (square root of -80)/ (square root of -5) 3) ((square root of -8) times (square root of -4))/ (square root 2) 4) (-2 + (square root -28))/ 4 5) (-3+4i)-(8-5i)-(1-5i) 6) (-6 -3i) + (-3 -3i)-2i 7) 2i(7-8i) 8) (6-6i) (2+7i) 9) (6+5i)^2