Resposta :
a)2^6 = 64
2.2.2.2.2.2 = 64
b) 225° = 5π/4 rad 225° = 180° + 45°
225° = 180° + 1/4 x 180°
225° = π rad + 1/4 x π rad
225° = π rad + π/4 rad
225° = 4π/4 rad + π/4 rad
225° = 5π/4 rad c)(-3/5)²= (-3)²/(5)²= 9/25
a)2^6 = 64
2.2.2.2.2.2 = 64
b) 225° = 5π/4 rad 225° = 180° + 45°
225° = 180° + 1/4 x 180°
225° = π rad + 1/4 x π rad
225° = π rad + π/4 rad
225° = 4π/4 rad + π/4 rad
225° = 5π/4 rad c)(-3/5)²= (-3)²/(5)²= 9/25