Question

solving quad. equ. by factoring
3ksquare+72=33k

Answer 1

\[3k^2+72=33k\]
\[3k^2-33k+72=0\]
\[3(k^2-11k+24)=0\]
\[3(k-8)(k-3)=0\]
\[k-3=0\]
\[k=3\]
\[k-8=0\]
\[k=8\]