Question

split the middle term k^2-8k+10

Answer 1

k^2-{(4+√6)+(4-√6)}k+10
=>k^2-(4+√6)k-(4-√6)k+10
=>k(k-4-√6)-(4-√6)(k-4-√6)
=>(k-4-√6)(k-4+√6)