Solve for x in the given interval.cot x = 
, ? ? x ? 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 4 sin t - sin 4t, y = 4 cos t - cos 4t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Mathematics
Solve.The mass of a tumor grows at a rate proportional to its size. The first measurement of its size was 4.11 grams. Nine months later its mass was 6.16 grams. How large was the tumor 5 months before the first measurement?
A. 3.15 g B. 3.28 g C. 3.58 g D. 3.05 g
Mathematics
Solve the equation.3(1 + 2x) = 243
A. {-2} B. {2} C. {81} D. {6}
Mathematics
Find the product.(x - 3)(8x2 + x + 9)
A. 8x3 + 23x2 + 6x - 27 B. 8x3 - 23x2 + 6x - 27 C. 8x3 - 25x2 + 6x - 27 D. 8x3 - 23x2 + 12x - 27
Mathematics