September 2018 1 53 Report
sederhanakanlah

a. 7a + 9a -8a
b. 7a^2 - 4a - 2a^2
c. 3c - 5d - 6c + d
d. 8pq - 7pq + p - q
e. 3x^2 - x - x^2 - 7x
f. 15d + 3c - 3d
g. 6a^3 + a - a^3 + 4a
h. k^2 + 9k^3 - 7k^2 - k^2
i. m^2 - 3m + 2m^2 - 3m^2
ket: ...^2 =pangkat 2, ...^3 =pangkat 3

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