Trublu06 Trublu06

05-10-2021
Mathematics

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Solve for all values of × by factoring. x^2+6x-4=3x+6

Solve for all values of by factoring x26x43x6 class=

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DᴀʀᴋPᴀʀᴀᴅᴏx DᴀʀᴋPᴀʀᴀᴅᴏx

05-10-2021

let's solve for x :

[tex] {x}^{2} + 6x - 4 = 3x + 6[/tex]

[tex] {x}^{2} + 6x - 3x - 4 - 6 = 0[/tex]

[tex] {x}^{2} + 3x - 10 = 0[/tex]

[tex]x {}^{2} + 5x - 2x - 10=0[/tex]

[tex]x(x + 5) - 2(x + 5)=0[/tex]

[tex](x + 5)(x - 2)=0[/tex]

hence, the two roots of the above polynomial are -5 and 2

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