uprość wyrażenie -9(2m-3) +(m-3)^3 - (m+2)(m-2)-m^3
uprość wyrażenie
-9(2m-3) +(m-3)^3 - (m+2)(m-2)-m^3 =
= -18m +27 + (m³-3*3m² + 3*3²*m - 3³)- ( m² -4) - m³ =
= 18m +27 + m³ -9m² + 27m -27 -m² +4 - m³ =
= -10m² + 45m + 4
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uprość wyrażenie
-9(2m-3) +(m-3)^3 - (m+2)(m-2)-m^3 =
= -18m +27 + (m³-3*3m² + 3*3²*m - 3³)- ( m² -4) - m³ =
= 18m +27 + m³ -9m² + 27m -27 -m² +4 - m³ =
= -10m² + 45m + 4