Question

1-1000+ (-1000) +(-1000 )- ( -1000)​

Answer 1

Step-by-step explanation:

Putting the plant in dark for 48 hours would stop the process of photosynthesis as light is required for it. Photosynthesis produces organic sugars which are stored in form of starch in plants.

Answer 2

Answer:

if the first 1000 is negative or i mean if it is -1000 then the answer is -2000.

Step-by-step explanation:

And if the first 100 is positive or it is +1000 then the answer is 0.

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