Decide whether the equation is or is not an identity.sin (? + 2?) = sin ?
A. Identity
B. Not an identity
Answer: A
Mathematics
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Identify the cut edges in the graph or say there are none.
A. None B. DC and GF C. DE and EI D. DE, EI, and HI
Mathematics
Divide.
A. 8 B. 18 C. 1.8 D. 0.8
Mathematics
Solve the system of equations by finding the reduced row echelon form for the augmented matrix.3x + 2y + z = 42x - 3y - z = 5
A. 
B. 
C. 
D. 
Mathematics
Find the slope and y-intercept of the line.-x + 8y = 48
A. slope = 8; y-intercept = -48
B. slope = - 
; y-intercept = 6
C. slope = -1; y-intercept = 48
D. slope = 
; y-intercept = 6
Mathematics