Question

Please Give Answer ...​

Answer 1

Answer:

1) answer is in attachment

2)

k² - 2k - 120

k² + 10k - 12k - 120

k ( k + 10 ) - 12 ( k + 10 )

( k - 12 ) ( k + 10 )

k = 12, k = -10

Hope it Helps!!