Question

O valor da expressão $\sqrt{(-1 +\frac{5}{2} )^{2}$ $+ \sqrt{(1-\frac{3}{2}){2} }$ é

0
1 2
3 4

Answer 1

$\mathsf{\sqrt{(-1+\dfrac{5}{2})}^2+\sqrt{(1-\dfrac{3}{2})^2}}\\\mathsf{\sqrt{(\dfrac{3}{2})}^2+\sqrt{(-\dfrac{1}{2})^2}}\\\mathsf{\dfrac{3}{2}+|-\dfrac{1}{2}|=\dfrac{3}{2}+\dfrac{1}{2}=\dfrac{4}{2}=2}$