annavery33 annavery33
  • 05-09-2020
  • Mathematics
contestada

domain of root(3-2x)+root(1-x)

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 05-09-2020

Answer:

x≤1

Step-by-step explanation:

sqrt( 3-2x) ≥ zero

3-2x  ≥ zero

3 ≥ 2x

3/2 ≥ x

x ≤ 3/2

sqrt( 1-x) ≥ zero

1-x ≥ zero

1 ≥ x

x ≤ 1

We need the more restrictive domain since we are adding the two functions

x≤1

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