Przez jaki jednomian należy pomnożyć sumę algebraiczną (x+3y-2), aby otrzymać :
a) -2x-6y+4
b)
c)
d)
e)
a) (x+3y-2)*(-2)=-2x-6y+4
b) (x+3y-2)*3x=3x²+9xy-6z
c)(x+3y-2)*(-2xy)=-2x²y-6xy²+4xy
d)(x+3y-2)*2√2=2√2x+6√2y-4√2
e)(x+3y-2)*(-0,8y)=-0,8xy-2,4y²+1,6y
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a) (x+3y-2)*(-2)=-2x-6y+4
b) (x+3y-2)*3x=3x²+9xy-6z
c)(x+3y-2)*(-2xy)=-2x²y-6xy²+4xy
d)(x+3y-2)*2√2=2√2x+6√2y-4√2
e)(x+3y-2)*(-0,8y)=-0,8xy-2,4y²+1,6y