Matematika

Pertanyaan

Tolong dibantu ya, please....
Tolong dibantu ya, please....

1 Jawaban

  • A. (roq)(x)=2(-3x+4)^2+3(-3x+4)+5
    =2(9x^2-24x+16)+3(-3x+4)+5
    =18x^2-48x+32-9x+12+5
    =18x^2-57x+49

    B. (qor)(x)=-3(2x^2+3x+5)+4
    =-6x^2-9x+15+4
    =-6x^2-9x+19

    C. (roq)(1)= 18x^2-57x+49
    =18(1)^2-57(1)+49
    =67-57
    =10

    D. (qor)(-5)=-6x^2-9x+19
    =-6(-5)^2-9(-5)+19
    =150+45+19
    =214

    kalau membantu .. jdikan jawabanku jawaban terbaik yaa