jq4bfxmtcc jq4bfxmtcc
  • 17-06-2022
  • Mathematics
contestada

Which polynomial represents the sum below?

(3x² + 3) + (3x²+x+4)


A. 9x²+x+7

B. 9x²+x+12

C. 6x²+x+12

D. 6x²+x+7

Respuesta :

jimrgrant1 jimrgrant1
  • 17-06-2022

Answer:

D

Step-by-step explanation:

(3x² + 3) + (3x² + x + 4 ) ← remove parenthesis

= 3x² + 3 + 3x² + x + 4 ← collect like terms

= 6x² + x + 7

Answer Link
Itz5151
Itz5151 Itz5151
  • 17-06-2022

Answer:

Choice D

Step-by-step explanation:

(3x² + 3) + (3x²+x+4)

Removing brackets,

  • 3x²+3+3x²+x+4

Bringing like (equal) terms and numbers together,

  • 3x²+3x²+3+4+x

Simplifying,

  • 6x²+7+x

This could be the rewritten as

  • 6x²+x+7

Choice D

Answer Link

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