Question

$| - 5| + |9 - \sqrt{12} | + |13 - \sqrt{12} |$
Vă rog ,am nevoie urgent !!​

Answer 1

|- 5| + |9 - √12| + |13 - √12|

= 5 + 9 - √12 + 13 - √12

= 5 + 9 - 2√3 + 13 - 2√3

= 27 - 4√3