Math, asked by Anonymous, 20 hours ago

Show that:
(i) tan 48° tan 23° tan 42° tan 67° = 1
(ii) cos 38° cos 52° – sin 38° sin 52° = 0​

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Answered by luckytiwari171107
3

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Answered by υէïε
2

  • Refer the attachment:)

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