koi bta do na...plz.............
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Answered by
4
Step-by-step explanation:
yarr pehle aap to a and b ki values mention kro
Answered by
3
Answer:
a-(-b)=a +b
two - makes +
so in l.h.s
a+b
r.h.s already
a+b
so, l.h.s= r.h.s
a+b= a+b
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