Ответ:
1
Объяснение:
2tg 22°30'/(1-tg^2 22°30)' = tg[2*(22°30')] = tg45° = 1
[tex]\boxed{\rm \dfrac{2 \ tg \ 22^{\circ}30'}{1 - tg^{2} \ 22^{\circ}30'} = 1}[/tex]
[tex]\rm \dfrac{2 \ tg \ 22^{\circ}30'}{1 - tg^{2} \ 22^{\circ}30'} = tg \ 45^{\circ} = 1[/tex]
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Answers & Comments
Ответ:
1
Объяснение:
2tg 22°30'/(1-tg^2 22°30)' = tg[2*(22°30')] = tg45° = 1
Ответ:
[tex]\boxed{\rm \dfrac{2 \ tg \ 22^{\circ}30'}{1 - tg^{2} \ 22^{\circ}30'} = 1}[/tex]
Объяснение:
[tex]\rm \dfrac{2 \ tg \ 22^{\circ}30'}{1 - tg^{2} \ 22^{\circ}30'} = tg \ 45^{\circ} = 1[/tex]