ajitp1325 ajitp1325

07-02-2020
Mathematics

contestada

pls help me

simplify

(3a−4b)(a+b)

a: 3a2+ab−4b2

b: 3a2−12ab−4b2

c: 3a2−ab−4b2

d: 3a2−7ab−4b2

Respuesta :

meredith48034 meredith48034

07-02-2020

Answer:

Use F.O.I.L. method

3a^2 + 3ab - 4ab - 4b^2

3a^2 - ab - 4b^2

the answer is c

Step-by-step explanation:

Answer Link

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