Math, asked by ampandey2016, 8 months ago

cos20-cos 70/sin70-sin20=1

Answers

Answered by dassukanta70

10

Step-by-step explanation:

cos20 - cos70/sin70 - sin20

= cos(90-70) - cos(90-20)/sin70 - sin 20

= sin 70 - sin 20/sin 70 -- sin 20

= 1

Hence proved

Answered by samudranealroy4433

0

Step-by-step explanation:

Here's the answer ....Hope it helps you

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