Greenrune113
Greenrune113
13-05-2018
Mathematics
contestada
QF Q3d.) Find the following function
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EEPJR
EEPJR
17-05-2018
5(4x-3)^2 - 3
5(16x^2 - 2(3)(4x) + 9) -3
5(16x^2 - 24x + 9) -3
80x^2 - 120x + 45 - 3
80x^2 - 120x + 42
80(0)^2 - 120(0) + 42
42
Answer Link
Аноним
Аноним
18-05-2018
[tex]5(4x-3)^2 - 3 [/tex]
[tex]5(16x^2 - 2(3)(4x) + 9) -3[/tex]
[tex]5(16x^2-24x+9)-3[/tex]
[tex]80x^2-120x+45-3[/tex]
[tex]80x^2-120x+(45-3)[/tex]
[tex]80x^2-120x+42[/tex] [tex]x=0[/tex]
[tex]80(0)^2-120(0)+42[/tex]
[tex]= 42[/tex]
Answer Link
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