Question

Please help solve

K^2 - 4k -60=0

Answer 1

`{ \purple{ \sf{k² - 4k -60 =0}}}`

`{ \purple{ \sf{k² - 10k + 6k - 60 = 0}}}`

`{ \purple{\sf{k(k-10) + 6(k-10)}}}`

`{ \purple{\sf{(k+ 6) \: \: (k-10)}}}`

`{ \purple{ \boxed{ \red{\sf{k = -6}}}}}`
`{ \purple{ \boxed{ \red{\sf{k = 10}}}}}`