Simplify the expression.
?
?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Decide whether the relation defines a function.
A. Function B. Not a function
Mathematics
Find the equation of the line with the given slope and y-intercept.Slope 0; y-intercept (0, 4)
A. y = 0 B. y = 4x C. y = 4 D. x = 4
Mathematics
Write the set using set-builder notation.{. . ., -3, -2, -1, 0, 1, 2, 3, . . . }
A. {x?x is a natural number} B. {x?x is any integer greater than -3} C. {-3, -2, -1, 0, 1, 2, 3} D. {x?x is an integer}
Mathematics
Graph the equation. Identify the coordinates of the vertex.y = x2 + 4x - 7
A. (4, 0)
B. 
C. (-2, -11)
D. (-2, 3)
Mathematics