Question

(−1) × even number of times

Answer 1

Answer:

the answer is. 1

Step-by-step explanation:

one is the answer when we multiply with 1

Answer 2

Step-by-step explanation:

${\large{\sf{\underline{Explanation}}}}$

➠ If we multiply a negative integer odd number of times then the product will be a negative integer

${\bold{\sf{\fbox{\pink{Example :-}}}}}$

${\bold{\sf{ \: (-2) \: × \: (-2) \: × \: (-2)}}}$

${\bold{\sf{→ \: (-8)}}}$

➠ If we multiply a negative integer even number of times then the product will be a positive integer

${\bold{\sf{\fbox{\pink{Example :-}}}}}$

${\bold{\sf{(-9) \: × \: (-9)}}}$

${\bold{\sf{→ \: 81}}}$

Other informations,

But this formula will not apply on Addition and Subtraction,

➠ In addition we will take a sign of larger number

➠ Same will apply on subtraction, we will take a sign of larger one