FInd the tangential and normal components of the acceleration.r(t) = (t + 2)i + (ln(cos t) - 8)j + 7k
A. a = (sec t tan t)T + (sec t)N
B. a = (sec t tan t)T - (sec t)N
C. a = (-sec t tan t)T + (sec t)N
D. a = (-sec t tan t)T - (sec t)N
Answer: A
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Find the PE ratio. Round to the nearest whole number.Stock: HechingerCurrent Price per Share: $18.68Annual Net Income per Share: $1.17
A. 15.97 B. 15 C. 13.97 D. 16.97
Solve the problem.Find the dimensions that produce the maximum floor area for a one-story house that is rectangular in shape and has a perimeter of 
A. 81 ft x 81 ft B. 13.5 ft x 40.5 ft C. 40.5 ft x 40.5 ft D. 40.5 ft x 162 ft
Find the quotient.
A. 5 B. 3 R 2 C. 4 D. 3 R 3
List the critical values of the related function. Then solve the inequality.
+ 
< 0
A. 3, 4; (3, 4) B. -4, -3; (-4, -3) C. -4, -3; (-?, -4) ? (-3, ?) D. 3, 4; (-?, 3) ? (4, ?)