From the graph of f, indicate the intervals on which f is continuous.
A. (-?, 2], (2, ?)
B. (-?, 0), [0, 2], (2, ?)
C. (-?, 0), (0, 2), (2, ?)
D. (-?, 0], [0, 2], [2, ?)
Answer: B
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Determine whether the sequence converges or diverges, and, if it converges, find 
an.an = 1 + (0.6)n
A. 1 B. 1.6 C. 2 D. Diverges
Write the formula for Newton's method and use the given initial approximation to compute the approximations x1 and x2. Round to six decimal places.f(x) = x2 - 20; x0 = 5
A. xn+1 = xn + 
; x1 = 4.500000, x2 = 4.472222
B. xn+1 = xn - 
; x1 = 5.500000, x2 = 3.472222
C. xn+1 = 
; x1 = 5.000000, x2 = 4.972222
D. xn+1 = 
; x1 = 4.500000, x2 = 4.472222
Solve.A garden has vegetables planted in a 38-ft by 23-ft area. The vegetables are surrounded by a 2-ft border of flowers. By what percent is the area for planting vegetables increased if the 2-ft border of flowers is removed? Round to the nearest whole percent.
A. 31% B. 13% C. 14% D. 30%
Determine whether the following is a difference of squares.x2 - 4y2
A. No B. Yes