vickypenunuri25 vickypenunuri25
  • 18-08-2020
  • Mathematics
contestada

I just need #31 and #33 answered please.

I just need 31 and 33 answered please class=

Respuesta :

minecraftwar
minecraftwar minecraftwar
  • 18-08-2020

31.f(x) ={3—x, x≤1

{2x, 1< x

= 3+1+2+1=7

= x+x+x =3x

= 3x+7=10x

= ×=30

= ———

10

= 3

now ,

3—x=3

x≤1=3×1=3

2x=1×3×1×3=9

1<x=9×3=27,,,,,,,,

how I have done do of all number

note:please understand and write

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