Question

me ajuda pfv -_-




-/-​

Answer 1

7⁹ . 7⁻⁶ = 7⁽⁹⁻⁶⁾= 7³  

10⁻⁹ . 10¹ . 10⁵ = 10⁽⁻⁹⁺¹⁺⁵⁾= 10⁻³

8³ . 8⁻⁶ = 8⁽³⁻⁶⁾ = 8⁻³

x³ . x⁻⁵ . x⁴ = x⁽³⁻⁵⁺⁴⁾= x²

a⁸ . a⁻⁸ . a⁻¹ = a⁽⁸⁻⁸⁻¹⁾= a⁻¹

6⁴ + 6⁵ = 6⁴ (1 + 6) = 6⁴ × 7

$\frac{2^{7} }{2^{-2} } = 2^{7- (-2)} = 2 ^{7+2} = 2^{9}$