Solve the problem.How much work does it take to slide a box 33 meters along the ground by pulling it with a 271 N force at an angle of 30° from the horizontal?
A. 
joules
B. 8943
joules
C. 8943 joules
D. 4471.5
joules
Answer: D
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Solve the equation and simplify.
? n = 84
A. n = 196 B. n = 84 C. n = 15 D. n = 36
Write each whole number in expanded form.90,170
A. 9000 + 10 + 7 B. 90,000 + 1000 + 70 C. 9000 + 100 + 7 D. 90,000 + 100 + 70
Compare the right-hand and left-hand derivatives to determine whether or not the function is differentiable at the point whose coordinates are given.
y = 
y = -1
A. Since limx?-1+ f '(x) = 0 while limx?-1- f '(x) = 1, f(x) is not differentiable at 
B. Since limx?-1+ f '(x) = 0 while limx?-1- f '(x) = -1, f(x) is not differentiable at 
C. Since limx?-1+ f '(x) = -1 while limx?-1- f '(x) = 0, f(x) is not differentiable at 
D. Since limx?-1+ f '(x) = 0 while limx?-1- f '(x) = 0, f(x) is differentiable at 
Simplify the expression.
A. 4096 B. 24 C. 512 D. 64