Find the inverse, if it exists, for the matrix.A = 
A. 
B.
C. 
D. No inverse
Answer: C
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Use De Morgan's laws to write a negation of the statement.Roger or Emil will attend the game.
A. Roger will not attend the game and Emil will not attend the game. B. Roger or Emil will not attend the game. C. Roger and Emil will attend the game. D. Roger will not attend the game and Emil will attend the game.
Write an equation in slope-intercept form of the line satisfying the given conditions.The line has a y-intercept at 8 and is parallel to the line containing (10, 48) and (6, 32).
A. y = 
x + 
B. y = -4x + 88
C. y = 4x + 8
D. y = - 
x + 
Graph the function by hand. Then use a graphing calculator to verify your graph. Find the domain and range of the function.f(x) = 8
x
A. domain: all real numbers;
range: y > 0
B. domain: all real numbers;
range: y < 0
C. domain: all real numbers;
range: y < 0
D. domain: all real numbers;
range: y > 0
Use the given information to find the exact value of the trigonometric function.sin ? = - 
; The terminal side of ? lies in Quadrant IV.
Find sin 
.
A. - 
B. 
C. - 
D. 