Resposta :
Resposta:
1/2 espero que tenha entendido!
Explicação passo a passo:
[tex]\dfrac{1}{4} +\sqrt{\dfrac{9}{4}} -\sqrt{\dfrac{25}{16} } \\\\\\\dfrac{1}{4} +\dfrac{3}{2} -\dfrac{5}{4} \\\\\\\dfrac{1}{4} +\dfrac{6}{4} -\dfrac{5}{4} \\\\\\\dfrac{1+6-5}{4}\\\\\\\dfrac{2}{4}\\\\\\\dfrac{1}{2}[/tex]