Answer:
65
Step-by-step explanation:
z=6
1) 6*6=36
2) 36+32=68
3) 68-3=65
 
        
             
        
        
        
Answer:
 or 0.707
 or 0.707
Step-by-step explanation:
cos(315) is equivalent to cos ( )
)
You can look at the unit circle to find the cos value for this. Keep in mind that cos is the x value of the corresponding coordinate.