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5sin(x+x)=4

Find solutions and round to two decimal places.

 Oct 29, 2015
edited by Guest  Oct 29, 2015

Best Answer 

 #1
avatar+118723 
+10

5sin(x+x)=4

Find solutions and round to two decimal place

 

sin(2x)=0.8

 

2x=asin(0.8)

 

2x= 53.13,   180-53.13,    360+53.12,     540-53.13

x =    26.57,      63.44,             206.57,          243.43    degrees

 

These are all the answers between 0 and 360 degrees.

 Oct 29, 2015
 #1
avatar+118723 
+10
Best Answer

5sin(x+x)=4

Find solutions and round to two decimal place

 

sin(2x)=0.8

 

2x=asin(0.8)

 

2x= 53.13,   180-53.13,    360+53.12,     540-53.13

x =    26.57,      63.44,             206.57,          243.43    degrees

 

These are all the answers between 0 and 360 degrees.

Melody Oct 29, 2015

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