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19-05-2021
Mathematics

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a) -9f -f=

b) h³ + 8h³ =

c) -3ef² + 4ef² -ef²

d) -2xy + 5xy - 4xy

e) -2ab -7ab + 6ab

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ferrybukantoro ferrybukantoro

19-05-2021

Step-by-step explanation:

a) -9f -f= -10f

b) h³ + 8h³ = 9h³

c) -3ef² + 4ef² -ef²= 0

d) -2xy + 5xy - 4xy = -xy

e) -2ab -7ab + 6ab = -3ab

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