Mathematics neco 2002

Simplify 2a2 -4ab - 6a2 - 10ab + 5ab - 5a2

a

-9(a + b)

b

9(a + b)

c

-9a (a + b)

d

9a(a - b)

e

9b(a + b)

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Correct Option
c

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Lisa Ben
9 years ago

Here is an explanation:

2a^2-4ab-6a^2-10ab+5ab-5a^2



2a^2-6a^2-5a^2-4ab-10ab+5ab

-9a^2-9ab

-9a(a+b)

Wale3456
3 years ago

i enjoy this lesson please i have some error please help me out

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