Cjcris2000phviz
Answered

4x^2+38x-1032=0 what is x?????

Sagot :

Mlcparra16viz
[tex]4 x^{2} +38x-1032=(2x-24)(2x+43)=0 [/tex]

So one of the factors is equal to 0

If [tex]2x-24=0[/tex]
[tex]2x=24[/tex]
[tex]x=12[/tex]

If [tex]2x+43=0[/tex]
[tex]2x=-43[/tex]
[tex]x=-21.5[/tex]

Therefore x=12 or 21.5