Question

$( \sqrt{16ab} - \sqrt{121ab} ) - (5 \sqrt{9ab} - 3 \sqrt{36ab} )$
упростить ​

Answer 1

Объяснение:

4√ab-11√ab -15√ab+18√ab= -4√ab

Answer 2

Ответ:

Объяснение:

√16ab - √121ab -(5√9ab-3√36ab=

=√4²ab -√11²ab-5√3²ab +3√6²ab=

=4√ab -11√ab -5*3√ab +3*6√ab=

=4√ab -11√ab -15√ab +18√ab=

=22√ab - 26√ab=-4√ab