Evaluate the exponential expression.(-1)10
A. 1
B. -1
C. 10
D. -10
Answer: A
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Find the LCD for the fractions in the list.
, 
A. 4a2 - 7 B. 4a(a - 7) C. 4a - 7 D. 4a2 - 28
Determine whether the pair of lines is parallel, perpendicular, or neither.y = 9 - xy = x + 9
A. Parallel B. Perpendicular C. Neither
Graph the unit circle using parametric equations with your calculator set to radian mode. Use a scale of 
. Trace the circle to find all values of t between 0 and 2? satisfying the following statement. Round your answers to the nearest ten-thousandth.
?
?
A. ??t? = 0.5236, 2.8338
B. ??t? = 0.5236, 2.618
C. ??t? = 0.647, 2.8338
D. ?t = 2.618, 0.647
E. ??t? = 0.5236, 0.647
Consider a line with slope m and y-intercept (0,5). Find the slope that yields the maximum distance between the origin and the line. ?
A. The maximum distance of 
occurs when the slope m is 
and the line through (0,5) is horizontal.
B. The maximum distance of 5 occurs when the slope m is 0 and the line through (0,5) is horizontal.
C. The maximum distance of 
occurs when the slope m is 0 and the line through (0,5) is horizontal.
D. The maximum distance of 6 occurs when the slope m is 0 and the line through (0,6) is horizontal.
E. The maximum distance of 
occurs when the slope m is 
and the line through (0,5) is horizontal.