hello aspirant......

to crack jee mains these are the best books\

for physics

ncert

h.c.verma for physics

pradeeps fundamental for physics

for mathematics

r.d.sharma

s.l.loney for triogonometry

arihant for algebra and calculus

for chemistry

organic chemistry by o.p.tandon

inorganic chemistry by j.d.lee

i hope this information is helpful

all the best.

refer any coaching institutes material, do it entirely, it will give you an account of trend of questions ongoing.

Now, the standard books like arihant series for maths, hc verma for physics and rc mukherjee, op tandon for chemistry.

NCERT in its entirety for mains.

All the best!!!

To crack JEE Mains and Advanced I think you should purchase some coaching material.They have extremely good questions which are relevant to the exam.They contain chapter wise previous year questions .Content is highly specific to the syllabus of the exam.

Dear,You can buy Vidyamandir Classes,Allen or Resonance material .If you are able to solve it a rank under 1000 is guaranteed.If you solve it and stick to it you will crack the exam.All the best!