Find the exact value of the trigonometric expression without the use of a calculator.sin 15° cos 45° + cos 15° sin 45°
A. 
B. 
C. 
D. 
Answer: C
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Identify which of three conceptual models of division (repeated subtraction, partition, missing-factor) best corresponds to the problem.A wealthy patron dies and leaves her entire estate of 12 million dollars to 4 charities. If each charity receives the same amount, how much does each receive?
A. Repeated subtraction B. Partition C. Missing-factor
Solve the problem.Which of the following statements is not true?
A. Every wallpaper pattern must have translation symmetries in at least two different directions. B. There are seventeen different types of wallpaper patterns. C. Every border pattern must have translation symmetry in the direction of the pattern. D. There are exactly seven different types of border patterns. E. All of these statements are true.
Solve the inequality. Express your answer using interval notation. Graph the solution set.-3(3x - 10) < -12x + 9
A. (-7, ?)
B. (-?, -13]
C. (-?, -7)
D. (-?, -7]
Graph the function.h(x) = 2x3 - 3x2 - 12x
A. 
B. 
C. 
D. 