Evaluate : `-|-13-(-17)|`

Find the value of: -17-(-13)

Find the value of: -17-(-13)

1-:13/17

Evaluate |{:(13,16,19),(14,17,20),(15,18,21):}| .

Evaluate |{:(13,16,19),(14,17,20),(15,18,21):}| .

Evaluate |{:(13,16,19),(14,17,20),(15,18,21):}| .

Evaluate: (i) 31.004-17.2386 (ii) 13-5.1967

Evaluate : (iii) (4)/(7)-(-8)/(9)-(13)/(7)+(17)/(9)

Evaluate: |[2, 3, 7], [13, 17, 5], [15, 20, 12]|^2 .

Name the property of multiplication of rational number illustrated by the statement: (13)/(-17)\ ×\ 1=(13)/(-17)=1\ ×\ (13)/(-17)