Tentukan himpunan penyelesaian dari sistem persamaan y=x² + 2x + 1 dan y=6x-2.... Question from @difa14

November 2018 2 58 Report

Tentukan himpunan penyelesaian dari sistem persamaan y=x² + 2x + 1 dan y=6x-2

Syubbana X^2 + 2x + 1 = 6x -2
x^2 -4x +3 = 0
(x-3)(x-1) = 0
x-3 = 0
x = 3

atau

x-1 = 0
x = 1

2 votes Thanks 4

ciakpaboi Y = y
x^2 + 2x + 1 = 6x - 2
x^2 - 4x + 3 = 0
(x - 3) (x - 1) = 0
x = 3 atau x = 1

0 votes Thanks 2

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