Question

find the value of ( 2 - 1 × 4 - 1 ) ÷ 2 – 2​

Answer 1

Given, 2[(2

−1

×4

−1

)÷2

−2

)

= 2[(2

−1

×4

−1

)÷2

−2

)

= 2[(

2

1

×

4

1

)÷

4

1

]

= 2[(

2

1

×

4

1

)÷

4

1

]

= 2[(

8

1

)÷

4

1

]

= 2[(

8

1

)×

1

4

]

= 2(

2

1

)

= 1