perform-multiplication-in-the-given-expression-a-b-c-2a-3b-4c-a-2a2-3b2-4c2-ab-7

Question

Perform multiplication in the given expression:(a + b - c)(2a - 3b + 4c)

Accepted Answer

$$2a^{2}$$ - $$3b^{2}$$ - $$4c^{2} - ab + 7bc + 2ac$$

Answer

$$2a^{2}$$ - $$3b^{2}$$ - $$4c^{2} + ab + 7bc + 2ac$$

Answer

$$2a^{2}$$ - $$3b^{2}$$ - $$4c^{2} - ab - 7bc + 2ac$$

Answer

$$2a^{2}$$ - $$3b^{2}$$ - $$4c^{2} - ab + 7bc - 2ac$$