Question

Find the common factor between
$2t,3t^2\text{and}4.$

Answer 1

$2t,3t^2\text{and}4\text{can be factorized as,}$
$2t=1\times 2\times t$
$3t^2=1\times 3\times t\times t$
$4=1\times 2\times 2$
Hence, $1$ is the only common factor among all three.