Multiply.(3x + 4)(x + 11)
A. 3x2 + 35x + 44
B. 3x2 + 44x + 37
C. 3x2 + 37x + 37
D. 3x2 + 37x + 44
Answer: D
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Solve the problem.Determine the probability that in a class of 30 students, at least two students have the same birthday. Assume that birth rates are constant throughout the year. (Hint: First determine the probability that no two students have the same birthday and then apply the complementation rule.)
A. 0.786 B. 0.746 C. 0.706 D. 0.294
Find the measures of the indicated sides, angles, or diagonals of the given parallelogram.Find m ?W, m ?Y, m ?Z. 
A. m ?W = 47° m ?Y = 133° m ?Z = 47° B. m ?W = 133° m ?Y = 47° m ?Z = 133° C. m ?W = 47° m ?Y = 47° m ?Z = 133° D. m ?W = 133° m ?Y = 47° m ?Z = 47°
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: all real numbers range: {y|y ? -3 or y ? 3} intercepts: (-3, 0), (3, 0) symmetry: y-axis B. function domain: {x|-3 ? x ? 3} range: all real numbers intercepts: (-3, 0), (3, 0) symmetry: x-axis, y-axis C. function domain: {x|x ? -3 or x ? 3} range: all real numbers intercepts: (-3, 0), (3, 0) symmetry: x-axis, y-axis, origin D. not a function
Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75 B. $2.00 C. -$3.00 D. $3.00