antoniorobles887 antoniorobles887

17-02-2021
Mathematics

contestada

An expression is shown.
(3.x2 + 2x – 5) - (5x2 - 4x + 1)
O a
8x2 + 6x 6
Ob
- 2x2 + 62 - 6
ос
- 2x2 - 2.3 – 4
od
8x2
2x – 4

An expression is shown 3x2 2x 5 5x2 4x 1 O a 8x2 6x 6 Ob 2x2 62 6 ос 2x2 23 4 od 8x2 2x 4 class=

Respuesta :

sushmaacharya328 sushmaacharya328

17-02-2021

Answer:

8x

2

+6x−6

this is the correct answer

Answer Link

hermionegranger59 hermionegranger59

17-02-2021

the answer is B

(3x²+2x-5)-(5x²-4x+1)

= 3x²+2x-5-5x²+4x-1

= 3x²-5x²+2x+4x-5-1

= -2x²+6x-6

Answer Link

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