uzakbergenov abat trigonometriya

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tuzuvchi:taxtaku’pir tumani 8-sonli umumta’lim maktabning matematika fani o’qituvchisi uzakbergenov abat. sinf: 9 fan:geometriya. chorak:3 dars:35 mavzu:ba’zi burchaklarning sinus,kosinus,tangenisi va kotangenisini hisoblash. a v s 2 o’tkir burchakning sinusi, kosinusi, tangensi, kotangensi av – gipotenuza vs – katet, a burchakka qarshi yotgan katet as – katet, a burchakka yopishgan katet v s a to’g’ri burchakli uchburchakning sinusi, kosinusi,tangensi va kotangensi to’g’ri burchakli uchburchakning o’tkir burchagining sinusi dep, shu burchakning qarshisidagi katetning gipotenuzasina nisbatiga aytiladi. v s a to’g’ri burchakli uchburchakning o’tkir burchaginig sinusi, kosinusi, tangensi va kotangensi to’g’ri burchakli uchburchakning o’tkir burchakning kosinusi deb shu burchakning yopishgan katetning gipotenuzasiga nisbatiga aytiladi. v s a to’g’ri burchakli uchburchakning o’tkir burchaginig sinusi, kosinusi tangensi va kotangensi to’g’ri burchakli uchburchakning o’tkir burchagining tangenisi dep, shu burchakning qarshisida yotgan katetning yopishgan katetga nisbatiga aytiladi. v s a to’g’ri burchakli uchburchakning o’tkir burchaginig sinusi, kosinusi tangensi va kotangensi to’g’ri burchakli uchburchakning o’tkir burchagining kotangenisi dep, shu …
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ko’tarilgan. javob: 88,4 m testlar uyga vazifa: 4-5-masalalar. trigonometrik funksiyalarning qiymatlari qollaniladigan turmushda uchraydigan masalar tuzish. a v s image2.wmf ab bc a = sin oleobject1.bin image3.wmf ab ac a = cos oleobject2.bin image4.wmf ac bc a tg = oleobject3.bin image5.wmf bc ac a ctg = oleobject4.bin image6.wmf a a a a ctg tg , , cos , sin image15.wmf 2 2 image16.wmf 3 image17.wmf 1 image18.wmf 3 1 image19.wmf a ctg image7.wmf a image8.wmf a sin image9.wmf a cos image10.wmf a tg image11.wmf a image12.wmf 2 1 image13.wmf 2 2 image14.wmf 2 3 oleobject9.bin oleobject10.bin oleobject11.bin oleobject12.bin oleobject13.bin oleobject14.bin oleobject15.bin oleobject16.bin oleobject17.bin oleobject18.bin oleobject19.bin oleobject5.bin oleobject20.bin oleobject21.bin oleobject22.bin oleobject23.bin oleobject6.bin oleobject7.bin oleobject8.bin image20.wmf ad ae d o = = = 2 3 60 sin sin image21.wmf 2 3 = ad ae image22.wmf sm ad ae 3 3 6 2 3 2 3 = × = × = image23.wmf sm …
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t38.bin oleobject39.bin oleobject40.bin oleobject41.bin image43.png image44.png image45.png image46.png image47.wmf . sin , 5 . 0 cos ) 1 toping ni bolsa a a = image56.wmf . cos , ' 5 . 0 sin ) 4 toping ni lsa bo a a = image57.wmf 2 3 ) : b javob image58.wmf o 90 0 < < a image48.wmf 2 2 ) 2 1 ) 2 3 ) 5 . 0 ) d c b a image49.wmf 2 3 ) : b javob image50.wmf . , ' 5 . 0 cos ) 2 toping ni tg lsa bo a a = image51.wmf 3 ) 2 1 ) 2 3 ) 5 . 0 ) d c b a image52.wmf 3 ) : d javob image53.wmf / , ' 5 . 0 cos ) 3 toping ni ctg lsa bo a a = image54.wmf 3 ) 3 1 ) 2 3 ) 5 …
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tuzuvchi:taxtaku’pir tumani 8-sonli umumta’lim maktabning matematika fani o’qituvchisi uzakbergenov abat. sinf: 9 fan:geometriya. chorak:3 dars:35 mavzu:ba’zi burchaklarning sinus,kosinus,tangenisi va kotangenisini hisoblash. a v s 2 o’tkir burchakning sinusi, kosinusi, tangensi, kotangensi av – gipotenuza vs – katet, a burchakka qarshi yotgan katet as – katet, a burchakka yopishgan katet v s a to’g’ri burchakli uchburchakning sinusi, kosinusi,tangensi va kotangensi to’g’ri burchakli uchburchakning o’tkir burchagining sinusi dep, shu burchakning qarshisidagi katetning gipotenuzasina nisbatiga aytiladi. v s a to’g’ri burchakli uchburchakning o’tkir burchaginig sinusi, kosinusi, tangensi va kotangensi to’g’ri burchakli uchburchakning o’tkir burchakning kosinusi deb shu burchakning yopishgan ...

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