Respuesta :

Answer:

[tex]\frac{25}{4}[/tex]

Step-by-step explanation:

a + b = [tex]\frac{1}{2}[/tex] + 2 = 2 [tex]\frac{1}{2}[/tex] = [tex]\frac{5}{2}[/tex], thus

(a + b)² = ([tex]\frac{5}{2}[/tex] )² = [tex]\frac{5}{2}[/tex] × [tex]\frac{5}{2}[/tex] = [tex]\frac{5(5)}{2(2)}[/tex] = [tex]\frac{25}{4}[/tex]

Answer:

5

Step-by-step explanation:

(a + b)2. when a = 1/2 and b = 2

Substitute the values of a and b into the equation

= (1/2 + 2)2

= (2.5)2

= 5