beyoncepaige18
Answered

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19. Use the unit circle to find the value of tan 315º.
Show work pls.

19 Use The Unit Circle To Find The Value Of Tan 315º Show Work Pls class=

Sagot :

GeorgePP

Answer: -1

Step-by-step explanation:

First change tan(315) to:

[tex]\frac{\sin(315)}{\cos(315)}[/tex]

Then evaluate the sine and cosine function. What is the y component of 315 degrees? What is the x component of 315 degrees?

[tex]-\frac{\sqrt{2} }{2} /\frac{\sqrt{2} }{2} =-1[/tex]

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