jika x² + 5x⁴ + 3x + 2 = x² + 5x⁴ + 9x - 28, maka x adalah?
Matematika
ahsanitaqwim1803
Pertanyaan
jika x² + 5x⁴ + 3x + 2 = x² + 5x⁴ + 9x - 28, maka x adalah?
1 Jawaban
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1. Jawaban Robinn
x² + 5x⁴ + 3x + 2 = x² + 5x⁴ + 9x - 28
x² - x² + 5x⁴ - 5x⁴ = 9x - 3x - 28 - 2
6x = 30
x = 30 / 6
x = 5