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Verified answer
Persamaan Eksponen1.)
x + 2 = 2x + 5
-x = 3
x = -3
2.)
2x² - 3x - 3 = 1
2x² - 3x - 4 = 0
a = 2 , b = -3 , c = -4
D = b² - 4ac
D = (-3)² - 4(2)(-4) = 41
3.)
2x² - 3x - 3 = 0
a = 2 , b = -3 , c = -3
D = b² - 4ac
D = (-3)² - 4(2)(-3) = 33
Jawaban : B