Question

Calcule logx 10 , sendo, logx 2 = a = a , logx 5 = b

Answer 1

$\boxed{\begin{array}{l}\sf\ell og_x10=\ell og_x(2\cdot5)=\ell og_x2+\ell og_x5\\\sf=a+b\end{array}}\blue{\checkmark}$