For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (cosh t)i + (sinh t)j + tk
A. a = (- 
sinh t)T + N
B. a = (
sinh t)T + N
C. a = (-sinh t)T + N
D. a = (sinh t)T + N
Answer: B
Mathematics
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Find the slope and the y-intercept of the line.4x - 5y = 5
A. Slope - 
; y-intercept (0, 1)
B. Slope -1; y-intercept (0, -1)
C. Slope 1; y-intercept (0, 1)
D. Slope 
; y-intercept (0, -1)
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Use the two given functions to write y as a function of x.y = -6t + 8, t = 2x - 5
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Solve the system. x + y + z = 1 x - y + 4z = -42x + y + z = -3
A. (1, -4, 4) B. (-4, 4, 1) C. (1, 4, -4) D. No solution
Mathematics