Qhov degree ntawm kev sib npaug yog dab tsi?
Qhov degree ntawm kev sib npaug yog dab tsi?

Video: Qhov degree ntawm kev sib npaug yog dab tsi?

Video: Qhov degree ntawm kev sib npaug yog dab tsi?
Video: Qhia txhais 50 zaj npau suav tias yog dab tsi part 3 15 Sep 2019 2024, Kaum ib hlis
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Cov degree ntawm ib tug polynomial qhia yog lub siab tshaj plaws lub hwj chim (exponent) ntawm tus kheej cov nqe lus uas ua rau thepolynomial. Rau cov ntsiab lus nrog ntau qhov sib txawv, lub hwj chim (exponent) ntawm lub sij hawm yog qhov suav ntawm lub hwj chim (exponents) ntawm cov hloov pauv uas ua rau lub sij hawm.

Yog li ntawd, dab tsi yog txhais los ntawm degree ntawm kev sib npaug?

DEGREE NTAWM AN EQUATION . Cov degree ntawm ib kev sib npaug uas tsis muaj ntau tshaj ib qho kev sib txawv hauv txhua lub sij hawm yog tus exponent ntawm lub hwj chim siab tshaj plaws uas qhov sib txawv ntawm qhov tshwm sim hauv kev sib npaug.

Kuj Paub, qhov degree ntawm kev sib npaug plaub npaug yog dab tsi? Hauv lej, peb txhais a quadratic equation as ib kev sib npaug ntawm degree 2, lub ntsiab lus tias qhov siab tshaj plaws ntawm qhov kev ua haujlwm no yog 2. Tus qauv qauv ntawm a plaub fab yog y = ax^2 + bx + c, qhov twg a, b, thiab c cov lej thiab a tsis tuaj yeem yog 0. Piv txwv ntawm quadratic equations y = x^2 + 3x + 1.

Hais txog qhov no, koj pom qhov degree ntawm kev ua haujlwm li cas?

Lub zog ntawm lub sij hawm loj tshaj plaws yog lub degree ntawm polynomial. Rau nrhiav degree ntawm ib tug polynomial nrog ntau qhov sib txawv, sau cov lus qhia, tom qab ntawd ntxiv cov degree ntawm variables nyob rau hauv txhua lub sij hawm. Lub hwj chim ntawm lub sij hawm loj tshaj plaws yog koj cov lus teb!

Koj yuav txheeb xyuas qhov degree ntawm polynomial li cas?

Rau nrhiav qhov degree ntawm polynomial , koj thawj zaug txheeb xyuas txhua lub sij hawm [term yog piv txwv], li ntawd nrhiav degree ntawm txhua lub sij hawm koj ntxiv covexponents.

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