Question

the value of -15 is (a) 15 solve this question​

Answer 1

Answer:

Two trains are each 50 m long moving parallel towards

each other at speed 10 m/s and 15 m/s respectively. At

what time will they pass each other:

2

(a) 5

(b) 4 sec

V 3

(c) 2 sec

(d) 6 sec ?

sec

Answer 2

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The value of :-

$\rm{-15≠15}$

As ,$\rm{-15}$ is a negative number.

And,$\rm{15}$ is a positive number.