SamuwarFAQ da ilimi da kuma makaranta

Just game da hadaddun ba tare da cosine

Just game da hadaddun ba tare da cosine!

Mutane da yawa dalibai da manufar ba tare da, cosine, tangent, cotangent ze rikitarwa, amma a gaskiya su ne sauki. Ka kawai bukatar ganin wasu daga cikin matsalolin da fahimtar su a fili domin kansu.

Domin wannan tayin zuwa Stock kayan a hannu, kamar alkalama, pencils, stapler, highlighter, magogi, da dai sauransu .. Kuma tabbata ma'auni sikelin kuma yi zanga-zanga. Duk abin da zai kasance da sauki fiye da ku tunani!

Za mu tattara abubuwa daga mu dama-angled alwatika tare da bangarorin A, B, C, da kuma kwana Y.

Baruwan alwatika ka ce babu kome na ƙwarai, kamar yadda a cikin wani littafi. Amma har yanzu, ka yi haƙuri, kuma za mu ci gaba. Dauki wani m da kuma auna B gefe, kana da shi ne yadda wani abu, sai ka ce wani fensir. Auna da tsawon wani fensir da kuma kewaye da sakamakon samu ma'aunai to santimita. Our gefen B aka bari zuwa uku da santimita. Da ma'auni gefen A. biyar santimita. Yanzu raba tsawon na gefen A goyi B. Wannan shi ne tsayin rabo A to B = A / B = 5/3, za a iya raba su A B samu 3/5, C for B, da dai sauransu

Kuma yanzu kara da alwatika. Mika hannun A, B da kuma C. Make shi ta hanyar da stationery abubuwa.

Yanzu tarnaƙi na alwatika A, B, C juya zuwa D, G, L. Auna da bangarorin A kuma F, su hali 10/6. Kuma haka A / F = 10/6 = 5/3. Relationship tare da sauran bangarori daban daban kuma ba su canja ba. Za ka iya auna tsawon, kuma ba za ka iya yi imani da shi. Wannan shi ne kowa da kowa ya aiki! Iya siddan canza tsawo na bangarorin a wani dama alwatika, karuwa, da rage, ba tare da canza kwana na Y - dangantakar bangarorin da abin ya shafa ba su canza.

Idan kwana canji Y, kara ko rage shi, duk gefen tsawo dangantaka canza. Dubi da kanka.

Kamar yadda wa'adi da baya, duk abin da yake da sauki. Bari mu zana karshe. Dangantaka a rectangular alwatika bangarorin ba ya dogara ne a kan tsawo na bangarorin (a wannan kwana), amma karfi da dogara a kan wannan kusurwa. Kuma duk wadannan dangantakar daga cikin jam'iyyun mana da sunayen:

ZUNUBI Y = A / C. Ba tare da na kwana Y ne rabo da sabani gefe (mafi nisa daga kusurwa) zuwa ga hypotenuse.

Cos Y = B / C. Wannan kwana Y Cosine m gefen rabo (low) zuwa ga hypotenuse.

Ba tare da kuma cosine ne trigonometric ayyuka, kuma mai sauki fahimtar wasu lambobin domin ta kowace kusurwa. Kamar yadda ya juya daga duk abin da yake mai sauqi qwarai.

Ba tare da kuma cosine ne kai tsaye trigonometric ayyuka. Wanda aka samu suna trigonometric ayyuka kamar tangent (KU x) da kuma cotangent (ctg x).

Sauran trigonometric ayyuka secant (sec x) da kuma CSC (cosec x), amma mafi kusantar su ba za su hadu don haka sau da yawa. Bugu da kari ga wadannan shida, akwai kuma wasu da wuya amfani da trigonometric ayyuka (versinus da dai sauransu), da kuma trigonometric aiki (baka ba tare da, baka cosine da t. D.).

Ina fatan ku duka fahimta, kuma zai iya tambaya!

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