1.

If p = -2 ,q = -1 and r =3Q) p + q + r​

Answer»

Step-by-step explanation:

p + q + r

= -2 + (-1) + 3 [ Putting p= -2 & q= -1 & r= 3 ]

= -2 - 1 + 3

= -3 + 3

= 0

So the answer is '0' ...

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