Find the interval of convergence of the series.
A. -2 ? x ? 8
B. -2 < x < 8
C. 1 < x < 5
D. 2 ? x < 4
Answer: D
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Solve the problem.The resistance R produced by wiring resistors of R1, R2, and R3 ohms in parallel can be calculated from the formula 
If R1, R2, and R3 are measured to be 10 ohms, 3 ohms, and 4 ohms respectively, and if these measurements are accurate to within 0.05 ohms, estimate the maximum possible error in computing R.
A. 0.016 B. 0.012 C. 0.024 D. 0.020
Write the product as a sum or difference containing only sines or cosines.sin 
cos 
A. 
sin cos(9?)
B. 
[cos(10?) - sin(8?)]
C. 
[sin(5?) - sin(4?)]
D. 
[cos(5?) + sin(4?)]
Determine the slope and the y-intercept. Then graph the equation.-4y = -2x - 14
A. m = 
; y-intercept: 
B. m = - 
; y-intercept: 
C. m = 2; y-intercept: 
D. m = - 
; y-intercept: 
Find the distance d(A, B) between the points A and B.A = (0, 0); B = (-2, 5)
A. 3
B. 29
C. 
D. 