Question

me ajudem please!!! preciso pra hj​

Answer 1

Explicação passo-a-passo:

a) (1/2)^3-2 : (1/2)^-6= (1/2)¹ : (1/2)-6= (1/2)^7

b) (2⁴)² . (2³)³ / 2^9= 2^8 .2^9/2^9= 2^8

c) x^10 .x^8/ x-³:x²= x^18 ÷ x^-5= x^23

d) 5^3x-2 +x-1/ 5^x-5= 5^4x-3/5^x-5=

5^4x-3 - (x-5)=

5^4x-3-x+5=

5^3x+2