beserta cara nyh... tlng dijwb skrng iya:) pleasss

jawab

1a.  = 2⁴⁻³ = 2¹ = 2
1b.  = (-5)⁷⁺⁸⁻¹⁰  =(-5)⁵= - 3.125
1c.  = 7⁹⁻⁴ = 7⁵ = 16.807
1d. =  (23/2) b⁸⁺¹²⁻¹³ = (23/2) b⁷

2a.  (2⁵)⁶ = (2)⁵ˣ⁶ = (2)³⁰
2b,   (2a)³  = (2)³. (a)³ =  8a³
2c. (a⁵ b²)³ = (a)⁵ˣ³ (b)²ˣ³ = a¹⁵, b⁶