Question

Find the least common denominator for the following pair of rational expressions

Answer 1

\[\frac{ 7 }{ k^2 + 8k } and \frac{ 6 }{ k^2 + 6k -16 }\]

Answer 2

try factoring them both first to see a commonality

\[k(k+8)\]

\[(k+8)(k-2)\]

Answer 3

Which one?

Answer 4

the denominators try factoring both of them

Answer 5

then after wards you can figure out the least common denominator