Dab tsi yog Biconditional nqe lus hauv piv txwv geometry?
Dab tsi yog Biconditional nqe lus hauv piv txwv geometry?

Video: Dab tsi yog Biconditional nqe lus hauv piv txwv geometry?

Video: Dab tsi yog Biconditional nqe lus hauv piv txwv geometry?
Video: Koj Hais Dab Tsi?/Suabci Kwm & Ab Meej Ham/Official MV 2023 2024, Tej zaum
Anonim

Cov nqe lus r s yog muaj tseeb los ntawm kev txhais ntawm ib tug conditional. Cov nqe lus s r kuj muaj tseeb. Yog li ntawd, kab lus "Ib daim duab peb sab yog isosceles yog thiab tsuas yog tias nws muaj ob qhov sib npaug (sib npaug) sab" yog biconditional . Summary: A biconditional nqe lus txhais tau tias muaj tseeb thaum twg ob qho tib si muaj qhov tseeb qhov tseeb.

Ntxiv mus, qhov piv txwv ntawm Biconditional nqe lus yog dab tsi?

Biconditional Nqe Lus piv txwv Cov biconditional nqe lus rau ob pawg no yuav yog: Lub polygon tsuas muaj plaub sab yog thiab tsuas yog tias lub polygon yog plaub fab. Lub polygon yog quadrilateral yog thiab tsuas yog tias lub polygon tsuas muaj plaub sab.

Tsis tas li ntawd, dab tsi yog Biconditional hauv geometry? A biconditional nqe lus yog ib qho kev sib txuas ntawm cov nqe lus muaj cai thiab nws cov lus sib tham tau sau rau hauv if thiab tsuas yog yog daim ntawv. Ob kab ntu yog congruent yog tias thiab tsuas yog tias lawv muaj qhov ntev sib npaug. A biconditional yog muaj tseeb yog tias thiab tsuas yog ob qho tib si conditionals muaj tseeb.

Hais txog qhov no, thaum twg koj tuaj yeem sau tsab ntawv Biconditional?

' Biconditional nqe lus muaj tseeb nqe lus uas muab cov kev xav thiab qhov xaus nrog cov lus tseem ceeb 'yog thiab tsuas yog yog. ' Piv txwv li, lub lus yuav coj daim ntawv no: (hypothesis) yog thiab tsuas yog yog (lus xaus). Peb ua tau kuj sau nws li no: (lus xaus) yog thiab tsuas yog (hypothesis).

IFF txhais li cas hauv ib nqe lus Biconditional?

Hauv logic thiab lej, lub logic biconditional , qee zaum hu ua cov khoom siv biconditional , yog lub logic connective siv los sib txuas ob nqe lus thiab tsim lub nqe lus "yog tias thiab tsuas yog", qhov twg yog lub npe hu ua antecedent, thiab qhov tshwm sim. Qhov no feem ntau yog abbreviated li " ib iff ".

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