Simplify the radical expression. Assume all variables represent positive real numbers.
A. 
B. 7
C. 2401
D. not a real number
Answer: B
Mathematics
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Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies directly with x. When x = 6, then y = 54.
A. k = 48; y = x + 48
B. k = 6;y = 6x
C. k = 
; y = 
x
D. k = 9; y = 9x
Mathematics
The graph of a linear function f is shown. Identify the slope, y-intercept, and x-intercept.
A. 
; (0, -8), (4, 0)
B. 2; (0, -8), (4, 0)
C. 
; (0, 4), (-8, 0)
D. 2; (0, 4), (-8, 0)
Mathematics
Give all possible rational zeros for the following polynomial.P(x) = 2x3 + 6x2 + 10x - 8
A. ±1, ± 
, ± 
, ± 
, ±2
B. ±1, ± 
, ±2, ±4, ±8
C. ±1, ±2, ±4, ±8
D. ±1, ±2, ±4
Mathematics
Convert the angle in radians to degrees.
A. 165° B. 210° C. 160° D. 150°
Mathematics