Use the graph to estimate any solutions to the given equation on the interval 
sin x = 2 sin x cos x
A. 0, ?
B. 0, 
, ? , 
C. 
, 
D. 0, 
, ? , 
Answer: D
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Provide an appropriate response.Consider the following 1 × 1, 2 × 2, and 3 × 3 match stick designs.
How many match sticks are needed for a 7 × 7 design?
A. 98 B. 56 C. 112 D. 53
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Suppose that the average adult in the United States will work x number of days (rounded to the nearest day) to earn enough to pay for all of the household's leisure activities in that year. This number can be calculated by multiplying the average percent of household income spent on leisure activities by 365 (the number of days in a year). The bar graph shows the percent of income spent in various countries of the world. Use the graph to answer the question.
List all countries in the graph in which less than 12% of household income is spent, on average, for leisure activities.
A. Germany, Britain, Japan, USA B. China, Australia C. China, Australia, France D. China, Australia, France, Germany
Solve the system by elimination. If the system is inconsistent or dependent, say so.2x - 5y = 245x - 4y = 26
A. (2, -4) B. (-2, -4) C. (2, 4) D. (-2, 4)