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If cos((pi/4)+beta), what is the value of cos(beta)-sin(beta)? (i didn’t do it right ignore the work underneath the photo)

If cos((pi/4)+beta), what is the value of cos(beta)-sin(beta)? (i didn’t do it right ignore the work underneath the photo)
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If cos((pi/4)+beta), what is the value of cos(beta)-sin(beta)?

(i didn’t do it right ignore the work underneath the photo)

If cos((pi/4)+beta), what is the value of cos(beta)-sin(beta)? (i didn’t do it right-example-1
User Warblr
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1 Answer

4 votes

Answer:

The Correct answer for cos0-sin0

is approximately -1.4

If cos((pi/4)+beta), what is the value of cos(beta)-sin(beta)? (i didn’t do it right-example-1
User Dheeraj Gupta
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8.1k points
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