October 2018 1 22 Report

Uprość wyrażenie:
a)(x-3)(x+3)+(2+x)(2-x)=
b)(x+³₂)(x-³₂)-(x-¹₂)(x+¹₂)=
c)(2y-3)²-(3y-2)(3y+2)
d)(5y+1)(1-5y)-(1+5y)²=
e)(2x-y)(2x+y)+(3x+2y)(3x-2y)
f)(y+3x)(3x-y)-(x-5y)(x+5y)
Błagam jesli ktos umie to prosze pomóc :)) Naj


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