1.

Prove that sin20/cos70+tan51/cot39-2sec10sin80=0​

Answer»

ong>Answer:

hshjsjsjdjjsjdjdjrhhd HHDD hdhdhhdh SSH dhhdhd hshshhsh dgd dgd bdbxbdbbsbsbzbvzv hshdhd dhgfg

Step-by-step explanation:

nzsbgsgshd hhdd hdgdhhdjsjsjwjsjsjhshsisbdbsieggyxhshsg hdbdhb ssh s is HSG ZB dhgdg dgd hdhhdgsgdhd



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