September 2018 1 15 Report

Uzupełnij :

a)(2x+3y)(........)=10xz+4xt+15yz+6yt

b)(x-t)(..........)=xy+xz-ty-tz

c)(3a-b)(.........)=18a-4,5ac-6b+1,5bc

Uzupełnij :

a)(2x-5)(y+6)-..............=12x-5y

b) (7-x)(3-y)-...............=-3x-7y

c)(6x-1)(4-y)=y-4+......................

To są zad ze strony 22 w ćwiczeniach matematyka z plusem klasa 2

Proszę O Pomoc ;*


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