Find the nth, or general, term.1, 7, 49, . . .
A. 71-n
B. 7n
C. 7(n - 1)
D. 7n-1
Answer: D
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Find a parametrization for the line segment beginning at P1 and ending at P2.P1(4, 2, 2) and P2
A. x = -4t + 4, y = 2, z = - 
t + 2, 0 ? t ? 1
B. x = 4t, y = 2, z = 
t + 3, 0 ? t ? 1
C. x = 4t, y = 2t, z = 
t + 3, 0 ? t ? 1
D. x = -4t + 4, y = 2t, z = - 
t + 2, 0 ? t ? 1
Provide an appropriate response.What is the distance x between the centers of these circles given that the length of the common tangent is 14?
A. 6
B. 48
C. 26
D. 6
Solve the problem.A small farm field is a square measuring 230 ft on a side. What is the perimeter of the field? If you double the length of each side of the field, what is the new perimeter?
A. 920 ft, 1840 ft B. 460 ft, 920 ft C. 230 ft, 920 ft D. 460 ft, 1840 ft
Solve the system of equations by using the inverse of the coefficient matrix. x - y + 4z = 15x + z = 0 x + 2y + z = -2
A. x = 0, y = -1, z = 0 B. x = 0, y = -1, z = 1 C. x = 0, y = 0, z = -1 D. No inverse, no solution for system