Math, asked by riyapatel07, 4 months ago

find sec 70 sin 20 - cos 20 cosec 70

Answers

Answered by malathydamotharan

1

Answer:

Step-by-step explanation:

Sec 70° sin 20 - cos20 cosec70

= cosec(90-70) sin 20 - cos20 sec(90-70)

= 1/sin20 x sin 20 - cos 20 x 1/cos20

= 1 - 1

= zero

HOPE IT HELPS! ❤

Answered by ananya8810

1

Answer:

0 zero is answer.......

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