Question

 (– 1) x (– 1) x(– 1) x ……… 11 times is equal to​

Answer 1

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( - 1) × (- 1) × _ _ _ _ _ 11 times = - 1

-1 is the answer

Answer 2

Answer:

( -1 )

Step-by-step explanation:

Given: (– 1) x (– 1) x(– 1) x ……… 11 times

Solution:

(– 1) x (– 1) x(– 1) x ……… 11 times = ( - 1)¹¹

= ( - 1)⁵ × ( - 1)⁵ × ( - 1)¹ = ( -1 ) × ( -1 )× ( -1 )

= 1 × (- 1)

= ( -1 ) Ans.

• [ Note: ( -1 )¹¹ can be written as ( - 1)⁵ × ( - 1)⁵ × ( - 1)¹

( - ) × ( - ) = ( + ) & ( + ) × ( - ) = ( - ) ]