Math, asked by karthiknannaboina, 1 year ago

Sec70sin20-cos20cosec70

Answers

Answered by rajeev2932000

0

Step-by-step explanation:

cosec20sin20-cos20sec20

=1-1=0

Answered by kush75334

1

Answer:

0

Step-by-step explanation:

sec70sin20-cos20cosec70

= cosec20sin20 - cos20sec20

=1 -1 =0

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