Use a graphing calculator to find the indicated limit by plotting the function near the limit point.
A. 1
B. 25
C. 0
D. 5
Answer: C
Mathematics
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For the curve r(t), find an equation for the indicated plane at the given value of t.r(t) = (4t sin t + 4 cos t)i + (4t cos t - 4 sin t)j + 8k; normal plane at t = 5.5?.
A. x - y + z = -4 B. y = -4 C. x + y + z = -4 D. y = 4
Mathematics
Write the percent as a fraction or mixed number in lowest terms.9%
A. 9
B. 
C. 
D. 
Mathematics
Solve the problem.What polynomial expression represents, in appropriate units, the perimeter of this square? The area? 
A. Perimeter: 12t + 16; Area: 9t2 + 24t + 16 B. Perimeter: 12t + 16; Area: 9t2 + 16 C. Perimeter: 12t + 4; Area: 9t2 + 12t + 16 D. Perimeter: 12t + 4; Area: 6t2 + 24t + 8
Mathematics
Use the vertical line test to determine whether the graph represents a function.
A. function B. not a function
Mathematics