Question

alguien me ayudaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa​

Answer 1

a=1. b=2

1)=> 3a^2×b^3

3×(1)^2×(2)^3

3×1×8

=>24

2)=> -9b÷(6a^5)

-9(2)÷6(1)^5

-18÷6×1

-3×1

=> -3

3)=> (5b-2a)^2÷(-4b)

(5(2)-2(1))^2÷(-4(2))

(10-2)^2÷-8

8^2÷-8 64÷-8

=> -8

✅Espero y te sirva.

Answer 2

Respuesta:

a=1     b=2

1)=> 3a^2×b^3

=>24

2)=> -9b÷(6a^5)

=> -3

3)=> (5b-2a)^2÷(-4b)

=> -8