chocolate4550
09.06.2020 •
Mathematics
Provide the value of k:
(2x-1)(kx+1)=6x^2-x-1
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Ответ:
k = 3
Step-by-step explanation:
Expand the left side and compare the coefficients of like terms on both sides.
(2x - 1)(kx + 1) ← expand using FOIL
= 2kx² + 2x - kx - 1
Compare the coefficients of the x² term on both sides
2k = 6 ( divide both sides by 2 )
k = 3
Ответ:
35
Step-by-step explanation: