Find range

  • Thread starter ibysaiyan
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  • #1
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Homework Statement


The function f with domain 0[tex]\leq[/tex]x[tex]\leq180[/tex]
is defined by f(x)=2sinx/Sketch and find the range of f.

Homework Equations





The Attempt at a Solution


Homework Statement





Homework Equations





The Attempt at a Solution


well..i havent got a clue, if i try to get value for 2sin(0) gives me zero and for 2sin(180) gives me the same answer =/.Thanks in advance.
 

Answers and Replies

  • #2
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If you sketch the graph of y = 2 sin(x), you should be able to see at a glance the range of this function. Your x values are in degrees, which you should state.

Do you know what the graph of y = sin(x) looks like? The graph of your function is related to this one.
 
  • #3
HallsofIvy
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Homework Helper
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Homework Statement


The function f with domain 0[tex]\leq[/tex]x[tex]\leq180[/tex]
is defined by f(x)=2sinx/Sketch and find the range of f.

Homework Equations





The Attempt at a Solution


Homework Statement





Homework Equations





The Attempt at a Solution


well..i havent got a clue, if i try to get value for 2sin(0) gives me zero and for 2sin(180) gives me the same answer =/.Thanks in advance.
So try numbers between 0 and 180!
 

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