October 2018 1 22 Report
1. dari pemfaktoran
3x² + 6x = 3x ( x + 2 )
4x² - 9 = ( 2x – 3 ) ( 2x – 3 )
2x² + 3x = x ( 2x + 3 )
x² + x + 20 = ( x -5 ) ( x + 4 )

yang benar adalah...
a. I dan II
b. I dan III
c. II dan III
d. III dan IV

2. diketahui persamaan 5x – 4 = 2x + 2. Nilai dari 4x – 3 adalah...
a. 2
b. 5
c. 6
d. 9

tolong di bantu ya kakak-kakak yang pandai matematika. terimakasih :D
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