(5x-1)(2x+3)-x(x-10)
Matematika
akatsukiazuma
Pertanyaan
(5x-1)(2x+3)-x(x-10)
1 Jawaban
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1. Jawaban nadyaputri4
(5x - 1)(2x + 3) - (x(x-10)
(10x² + 15x - 2x - 3) - ( x² - 10x) = 0
10x² - x² + 12x - 2x - 10x - 3 = 0
11x² + (-3) = 0
11x² = 3
x² = 11/3
x = √11/3
x = 1,89