Respuesta :

devishri1977

Answer:

x² - 7x + 12

Step-by-step explanation:

Use FOIL method

(x - 3) (x -4) = x*x + x *(-4) + (-3)*x + (-3)*(-4)

                  = x² - 4x - 3x + 12           {Combine like terms}

                  = x² - 7x + 12

hadassahyakubu

Answer:

x^2−7x+12

Step-by-step explanation:

Use the FOIL method:  (a+b)(c+d)= ac+ad+bc+bd.

x^2−4x−3x+12

Collect like terms.

x^2 +(−4x−3x)+12

Simplify.

anddthe answer is  

x^2−7x+12

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