12 science best reference. Maths, physics, chemistry ;
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sl arora for physics the best nd hc verma is highly for competion
for chemistry do ncert only or u can take help of predeeps
for maths 1st ncert nd then rd sharma
hope it was helpful dear
for chemistry do ncert only or u can take help of predeeps
for maths 1st ncert nd then rd sharma
hope it was helpful dear
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