Find the phase shift.y = -3 sin
A. 
units to the right
B. 3? units up
C. 
units to the left
D. 4? units down
Answer: A
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Solve the problem.Does the graph of the function y = tan x - x have any horizontal tangents in the interval 
If so, where?
A. No
B. Yes, at x = 0, x = ?, x = 2?
C. Yes, at x = 
, x = 
D. Yes, at x = ?
Find the infinite sum accurate to three decimal places.
A. 0.800 B. 0.143 C. -0.571 D. 0.200
Solve the equation.3(6 - 2x) = 9
A. {-2} B. {2} C. {1} D. {3}
Solve.The supply function for a product is given by p = q2 + 3q + 125 and the demand is given by 
where p is the price in dollars and q is the number of hundreds of units. Find the price that gives market equilibrium and the equilibrium quantity.
A. $10; 255 units B. $255; 1000 units C. $100; 555 units D. $305; 1200 units