Determine whether the statement is true or false.cos 60° = cos 180° - cos 120°
A. True
B. False
Answer: B
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Solve the problem.A glass has circular cross sections that taper (linearly) from a radius of 5 cm at the top of the glass to a radius of 4 cm at the bottom. The glass is 13 cm high and full of lemonade. How much work is required to drink all the lemonade through a straw if your mouth is 4 cm above the top of the glass? Assume the density of lemonade equals the density of water. Round to two decimal places when appropriate.
A. 0.26 J B. 1.68 J C. 30.22 J D. 0.82 J
Translate the verbal phrase into a mathematical expression. Use x to represent the unknown number.A number minus 51
A. x + 51 B. 51 C. 51x D. x - 51
Use the formula for 
to evaluate the expression.
A. 
B. 
C. 
D. 4032
Determine the maximum possible number of turning points for the graph of the function.f(x) = (6x + 5)5(x5 - 3)(x - 1)
A. 10 B. 66 C. 5 D. 11