kitanasafaelyferr
kitanasafaelyferr kitanasafaelyferr
  • 13-10-2016
  • Mathematics
contestada

Select one of the factors of 5x2 + 7x + 2. A. (5x – 2) B. (x + 2) C. (5x + 1) D. None of the above

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HomertheGenius
HomertheGenius HomertheGenius
  • 18-10-2016
5 x² + 7 x + 2 =
= 5 x² + 5 x + 2 x + 2 = 
= 5 x ( x + 1 ) + 2 ( x + 1 ) =
= ( x + 1 ) ( 5 x + 2 ) 
Answer:
D ) None of the above.
Answer Link
zaidbanisakher zaidbanisakher
  • 29-10-2020

5 x² + 7 x + 2 =

= 5 x² + 5 x + 2 x + 2 =  

= 5 x ( x + 1 ) + 2 ( x + 1 ) =

= ( x + 1 ) ( 5 x + 2 )  

Answer:

D ) None of the above.

Answer Link

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