Question

20-(30-(5-1)mũ 2)

 

Answer 1

20-(30-(5-1)²)

= 20 - ( 30-4² )

= 20 - ( 30 - 16 )

= 20 - 14

= 6 

Answer 2

\(20-\left(30-\left(5-1\right)^2\right)\)

\(=20-\left(30-4^2\right)\)

\(=20-\left(30-16\right)\)

\(=20-14\)

\(=7\)

Answer 3

20-(30-(5-1)²)

= 20 - ( 30 - 4² )

= 20 - ( 30 - 16 ) 

= 20 - 14 

= 6 

k tớ nha

Answer 4

\(=20-\left(30-\left(5-1\right)^2\right)\)

\(=20-\left(30-4^2\right)\)

\(=20-\left(30-16\right)\)

\(=20-14\)

\(=6\)

Answer 5

3 mũ 4 +2 mũ 3 . 2 mũ 2