English, asked by mo3246200, 1 month ago

sec70°sin20°-cos70°cosec20°

Answers

Answered by jitendramukati1977

0

Answer:

-1

Explanation:

sec70 sin20 - 1/sec70 1/sin20

sec 70 and sin 20 gets cancel

remaining is -1

answer=-1

Answered by Haurabh

0

Answer:

-1

Explanation:

answer is -1

Ans -1

Ans -1

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