Evaluate the expressing using a unit circle or state that the quantity is undefined. All angles are in radians.cos 
A. 
B. - 
C. - 
D. 
Answer: D
Mathematics
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Determine the slope and the y-intercept. Then graph the equation.2x + 4y = 14
A. m = 
; y-intercept: 
B. m = 2; y-intercept: 
C. m = 
; y-intercept: 
D. m = - 
; y-intercept: 
Mathematics
Divide and simplify.6 ÷ 
A. -3
B. - 
C. -9
D. - 4
Mathematics
Perform the operation and write the result in the standard form.(8 - 
)(2 + 
)
A. 61 + 62i B. 2041 + 698i C. -61 + 62i D. 61 - 62i
Mathematics
Determine the slope and the y-intercept. Then graph the equation.2x + 5y = 14
A. m = 
; y-intercept: 
B. m = 
; y-intercept: 
C. m = - 
; y-intercept: 
D. m = 
; y-intercept: 
Mathematics