I GIVE BRAINLIEST AND 20 POINTS. please someone solve me these. Explain how and it would be better wth a pic.​ thank u.

I GIVE BRAINLIEST AND 20 POINTS please someone solve me these Explain how and it would be better wth a pic thank u class=

Respuesta :

Answer:

A = 12

B = 0

r = 2

Step-by-step explanation:

A) √121 + 3/5 + 2/5 = 11 + 1 = 12

B) √100 - 3 -7 =  10 - 3 - 7 = 0

r) 1/2 - 1/2 + √4 = 2