Find the arc length parameter along the curve from the point where t = 0 by evaluating 
r(t) = (1 + 2t)i + (1 + 7t)j + (4 - 4t)k
A. 
t
B. 
t
C. 2
t
D. 
t
Answer: B
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Rewrite the series using summation notation. Use 1 as the lower limit of summation.3(12) + 3(22) + . . . + 3(52)
A. 
B. 
C. 
D. 
Determine the number of terms and name the coefficients of the terms.x4
A. 1; 1 B. 0 C. 1; 0 D. 1; 4
Write the decimal as a fraction or mixed number in lowest terms.13.8
A. 13
B. 13
C. 1
D. 1
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: {x|x = 6 or x = -8} range: all real numbers intercept: (-8, 0) symmetry: x-axis B. function domain: all real numbers range: {y|y = 6 or y = -8} intercept: (0, -8) symmetry: none C. function domain: all real numbers range: all real numbers intercept: (0, -8) symmetry: none D. not a function