Iloveyouabc
Iloveyouabc Iloveyouabc
  • 22-05-2020
  • Mathematics
contestada

PLEASE HELP 15 POINTS!!!!

what is the standard form of

(3x + 4)(x − 8)

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 23-05-2020

Answer:

3x^2 -20x-32

Step-by-step explanation:

(3x + 4)(x − 8)

Foil

First: 3x*x = 3x^2

outer: -8*3x = -24x

inner: 4x

last: -8*4 =-32

Add them together

3x^2 -24x+4x -32

Combine like terms

3x^2 -20x-32

Standard form is ax^2 +bx+c

Answer Link
Hi1315
Hi1315 Hi1315
  • 23-05-2020

Answer:

[tex]3 {x}^{2} + 20x - 32[/tex]

Step-by-step explanation:

[tex](3x + 4)(x - 8) \\ 3x(x - 8) + 4(x - 8) \\ 3 {x}^{2} - 24x + 4x - 32 \\ = 3 {x}^{2} + 20x - 32[/tex]

Answer Link

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