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surdawi Group TitleBest ResponseYou've already chosen the best response.2
y = A * sin(bx) A = amplitude what is it?
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
you got it see how easy it was
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
Describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x) = 9 cos x; g(x) = cos x
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
what do you multiply g(x) to get f(x)?
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
A.Horizontal stretch by a factor of 9 B.Vertical stretch by a factor of 9 C.Horizontal shrink by a factor of 1over9 D.Vertical shrink by a factor of 1over9
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
B.Vertical stretch by a factor of 9
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
you can graph them and see the change
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
how do you graph y=2/3sin1/2x
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
2/3 is the amplitude correct? plug in values for x y=2/3sin1/2x x=0; y = 0 can you try it then i will go over it with you
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
this is a differnt question it says find thet graph that goes with y= 2  sin 1 3  2 x
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
is that the question?\[\frac{ 2 }{ 3 }*\sin(\frac{ 1 }{ 2x })\]
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
sara you there?
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
its not 2x its 1/2 x
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
1  x 2
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
ok amplitude is 2/3 period is \[0 \le x \le \frac{ 2*\Pi }{ 1/2 }\]
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
plug in 0 what do you get \[\frac{ 2 }{ 3 }*\sin{\frac{ 1 }{ 2 }*0}\]
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
+ you have the amplitude; which graph shows the right amp?
 one year ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
how do i know which graph shows 2/3
 one year ago

surdawi Group TitleBest ResponseYou've already chosen the best response.2
all graphs has marked where 1 is
 one year ago
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