Math, asked by swanandi7, 1 year ago

verify that -(-a)=a is true for a = -15/21​

Answers

Answered by drumeshsahkothia
0

Answer:

-(-15/21)

+15/21

Step-by-step explanation:

please please follow

Answered by c7b2021yuthika13
0

Answer:

-15/21 *hence, proved*

Step-by-step explanation:

Then,

-(-a)=a

put the value of a= -15/21

-(-(15/21)) = -15/21

-(15/21) = -15/21

-15/21 = -15/21

Hence, Proved

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