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Sečti mnohočleny
Sečti mnohočleny:
\large \left( 6a^{2}b + 2ab^{2} - ac + 4ab^{2}\right) - \left( 2ac-3ab^{2} + 7a^{2}b\right) + 4ac
\large =- 2{a^{2}}b + 9a{b^{2}} - ac
\large =- {a^{2}}b + 9a{b^{2}} + ac
\large =- {a^{2}}b + 7a{b^{2}} + 2ac
\large =- {a^{2}}b + 8a{b^{2}} + 3ac