Resolver 36a^{3}b^4-20a^2b^3-8ab^2

$$36 a ^ { 3 } b ^ { 4 } - 20 a ^ { 2 } b ^ { 3 } - 8 a b ^ { 2 }$$

Faktorizatu

$$4ab^{2}\left(9a^{2}b^{2}-5ab-2\right)$$

Ebazpidea

Deskonposatu 4.

$$4\left(9a^{3}b^{4}-5a^{2}b^{3}-2ab^{2}\right)$$

Kasurako: 9a^{3}b^{4}-5a^{2}b^{3}-2ab^{2}. Deskonposatu ab^{2}.

$$ab^{2}\left(9a^{2}b^{2}-5ab-2\right)$$

Berridatzi faktorizatutako adierazpen osoa.

$$4ab^{2}\left(9a^{2}b^{2}-5ab-2\right)$$

Ebaluatu

$$4ab^{2}\left(-5ab+9\left(ab\right)^{2}-2\right)$$