SOLUTION: consider the function f(x)=sinx+cosx for 0equal to or less thanx equal to or less than2pi find x and y intercept

Algebra ->  Trigonometry-basics -> SOLUTION: consider the function f(x)=sinx+cosx for 0equal to or less thanx equal to or less than2pi find x and y intercept      Log On


   

Question 901677: consider the function f(x)=sinx+cosx for 0equal to or less thanx equal to or less than2pi
find x and y intercept
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=sin%28x%29%2Bcos%28x%29
Y-intercept:
y=sin%280%29%2Bcos%280%29
y=0%2B1
y=1
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X-intercept:
sin%28x%29%2Bcos%28x%29=0
sin%28x%29=-cos%28x%29
tan%28x%29=-1
x=%283pi%29%2F4 and x=%287pi%29%2F4
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