Question

Puterea care are  baza 1 intreg si 2/3 si exponentul 2 este egala cu fractia zecimala:
A.2,(7) B.7,(2) C.5,(3) D.3,(5)
Va rog sa ma ajutati!Multumesc!Dau coroana!!

Answer 1

$\left(1\dfrac{2}3\right)^2=\left(\dfrac{1\cdot 3+2}3\right)^2=\left(\dfrac{5}3\right)^2=\dfrac{25}9=2,(7).$

Green eyes.