Aktsaktsrans
Answered

trigonometri..........​

Trigonometri class=

Sagot :

Keremvprrans

Cevap:

d

Adım adım açıklama:

iki tarafında karesini al

tana2+tanb2+2tana.tanb=3

tana=cotb

tanb.cotb=1

tana2+tanb2+2.1=3

tana2+tanb2=1

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