f) (-2+abc)²
g) (-3-y)²
h) (-m-n)²
i) (-a²-b²)²
Prosze zrobić na jurto bardzo potrzebne plis dzięki
f)
(-2+abc)²=
4-4abc+a²b²c²=
a²b²c²-4abc+4
g)
(-3-y)²=
9+6y+y²=
y²+6y+9h)
(-m-n)²=
m²+2mn+n²i)
(-a²-b²)²=
a⁴+2a²b²+b⁴
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f)
(-2+abc)²=
4-4abc+a²b²c²=
a²b²c²-4abc+4
g)
(-3-y)²=
9+6y+y²=
y²+6y+9
h)
(-m-n)²=
m²+2mn+n²
i)
(-a²-b²)²=
a⁴+2a²b²+b⁴