a) 10²•10⁵ = 10^2+5 = 10⁷
b) 10¹⁰÷10⁴ = 10^10-4 = 10⁶
c) (10²)³ = 10^2•3 = 10⁶
d) (2•10⁵)² = 2²•10^5•2 = 4•10¹⁰
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a) 10²•10⁵ = 10^2+5 = 10⁷
b) 10¹⁰÷10⁴ = 10^10-4 = 10⁶
c) (10²)³ = 10^2•3 = 10⁶
d) (2•10⁵)² = 2²•10^5•2 = 4•10¹⁰