Question

Calculati:
a.2 la puterea -2 +12-51=...
b.2 la puterea 28 /4 la puterea 13 +0 la puterea 3=....
c./1-√2/ + /3-√2.=...
/:modul

Answer 1

punctul a $2^{-2}+12-51 = \frac{1}{4} + 12-51 = \frac{1}{4} + \frac{48}{4} - \frac{204}{4} = \frac{-155}{4}$

Answer 2

..........................