zad 1. Zamień sumę algebraiczną na iloczyn.
a)
a) (3-y)(4x+1/2)
b) (2x-1)*12
c) (1/2x+y)*(-26)
d) (y+5)(-3/4x-1)
a)4x(3-y)+½(3-y)=
=(3-y)(4x+½)
b)(2x-1)+11(2x-1)=
=(2x-1)*12
c)-6(½x+y)-(-20)(½x+y)=
=(½x+y)*14
d)-¾x(y+5)-(y+5)=
=(y+5)(-¾x-1)
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a) (3-y)(4x+1/2)
b) (2x-1)*12
c) (1/2x+y)*(-26)
d) (y+5)(-3/4x-1)
a)4x(3-y)+½(3-y)=
=(3-y)(4x+½)
b)(2x-1)+11(2x-1)=
=(2x-1)*12
c)-6(½x+y)-(-20)(½x+y)=
=(½x+y)*14
d)-¾x(y+5)-(y+5)=
=(y+5)(-¾x-1)