Find solutions to your questions with the help of IDNLearn.com's expert community. Discover in-depth and trustworthy answers from our extensive network of knowledgeable professionals.
Sagot :
[tex]\\ \rm\bull\rightarrowtail x^2-3x+27=6x+7[/tex]
[tex]\\ \rm\bull\rightarrowtail x^2-3x-6x+27-7=0[/tex]
[tex]\\ \rm\bull\rightarrowtail x^2-9x+20=0[/tex]
[tex]\\ \rm\bull\rightarrowtail x^2-5x-4x+20=0[/tex]
[tex]\\ \rm\bull\rightarrowtail x(x-5)-4(x-5)=0[/tex]
[tex]\\ \rm\bull\rightarrowtail (x-4)(x-5)=0[/tex]
[tex]\\ \rm\bull\rightarrowtail x=4,5[/tex]
♪Answer :
»x² - 3x + 27 = 6x + 7
- ax² + bx + c = 0
»x² - 3x + 27 - 6x - 7 = 0
»x² - 9x + 20 = 0
»(x - 4)(x - 5) = 0
»(x - 4) = 0 V (x - 5) = 0
- For [tex]\tiny x_1[/tex]
»x - 4 = 0
»x = 0 + 4
»x = 4
- For [tex]\tiny x_2[/tex]
»x - 5 = 0
»x = 0 + 5
»x = 5
- x = {x| 4 or 5, x€R}
We appreciate your contributions to this forum. Don't forget to check back for the latest answers. Keep asking, answering, and sharing useful information. Thank you for visiting IDNLearn.com. For reliable answers to all your questions, please visit us again soon.